2 in. If you have an inward-swinging door, consider installing a door jammer and a door brace. current price $32. Read more about the Door Jammer. 39. per carton. This item: Door Jammer Door Stopper, Portable Door Security Lock for Travel/Apartment/Safety Self Defense/Personal Protection, Aluminum Alloy Anti-Slip Door Lockdown Security Device (Red) $21. (1. $77. It’s made only of plastic without any plastic or rubber materials to be sturdy and withstand over 2,500 pounds of force – the weight of a bison. Or fastest delivery Wed, Nov 8 . GUARD DOG SECURITY Door Jammer, Sliding Door Stopper with Alarm, 2-in-1 Adjustable Door Knob Jammer & Sliding Patio Door Security Bar – 40 Different Adjustments (White) Sponsored. SecurityMan Adjustable Door Knob Alarm Jammer & Sliding Patio Door White Security Bar with 120Db Loud Alert Siren, Durable & Rugged Iron, Sturdy On Most Floors & Windows (Against Scratches) Patio Zinc Twist-in Sliding Door Lock. GUARD DOG SECURITY Door Jammer, Sliding Door Stopper with Alarm, 2-in-1 Adjustable Door Knob Jammer & Sliding Patio Door Security Bar – 40 Different Adjustments (White) 1 4 out of 5 Stars. Shop our selection of Door Stops & Wall Protectors in the section of Door Hardware in the Building Materials Department at The Home Depot CanadaGlass Door Knobs, Wooden Door Knobs, Copper Door Knobs and Many More . 5 out of 5 stars 441 $32. See all 7 - listings for this product. 3 out of 5 stars 325. 99 $ 29. 6 out of 5 stars 1,572 ratings. ph! Call us at #11223 to order all your hardware needs! Ace. . 70. Guard Dog Security Door Jammer 2-in-1 Adjustable Door Knob Jammer & Sliding Patio Door Security Bar – 40 Different Adjustments (Black, 1 Pack) 4. 2-in-1: This door security bar can work on both a hinged door and a patio sliding glass door with ease, just change the caps to the appropriate ones when using them. by Security Man. All that pesky, stuck doorknob might require is a little wrist action. The Portable Door Lock is effective on both lever and knob style doors. " Experimented with workaround for vertical sliding garage. 99. List: $39. Securityman 2-in-1. Find helpful customer reviews and review ratings for Guard Dog Security Door Jammer 2-in-1 Adjustable Door Knob Jammer & Sliding Patio Door Security Bar – 40 Different Adjustments (White, 2 Pack) at Amazon. Add. Easy to Install Wall Protectors from Door Knobs Damage (4 Pack, Clear) 4. 0 out of 5 starsGreat security bar for sliding glass door. 5. In 2018, Business Insider listed Ideal Security's patio door bar (which only costs $21. Also, it mounts in the middle as opposed to the bottom of the door. FREE delivery Sun, Oct 15 on $35 of items shipped by Amazon. $49. FREE delivery Sat, Sep 23. 99. Knob Height; 9-10 in. Guard Dog Security Door Jammer 2-in-1 Adjustable Door Knob Jammer & Sliding Patio Door Security Bar – 40 Different Adjustments (Black, 2 Pack) 4. Knob Height; 13-14 in. While a high-quality door jammer can withstand substantial forces when used properly, much depends on the actual model and the. Or fastest delivery Fri, Aug 4 . 5 cm) to 41. $ 1499. Read customer reviews and common Questions and Answers. Save 5% with coupon. RELIABILT 2-3/5-in Satin Nickel Hinge Pin Door Stop (5-Pack) DIY and professional customers depend on the long ReliaBilt brand history for quality product, reliability and technology for all your hardware needs. 99 $ 29. A door jammer is a device that is used to stop people from entering or leaving a room through a locked door. 500+ bought in past month. Foot Distance from Door . List: $28. 100+ bought in past month. 7 out of 5 stars 1,903. 3. ) for sliding doors; Flexible handle strap adjusts for secure and convenient storage. 99. 3. FREE international delivery. com: CALCHELE 2-in-1 Door Security Bar & Door Stopper Security Jammer Bar, Adjustable Window Doors Security Bars for Sliding Glass Door, Window, Front Door, Patio Door, Apartment, Home, Hotel Room, Black : Tools & Home ImprovementGuard Dog Security Door Jammer 2-in-1 Adjustable Door Knob Jammer & Sliding Patio Door Security Bar – 40 Different adjustments (White w/Alarm) 4. FREE delivery Fri, Nov 17. Guard Dog Security Door Jammer 2-in-1 Adjustable Door Knob Jammer & Sliding Patio Door Security Bar – 40 Different Adjustments (Black, 2 Pack) 4. Drop Open Bar Holder Steel U Bracket as Security Door Reinforcement, Door Jammer, Tool Hanger for Your Home. The security bar jams under the doorknob to prevent people from opening the door. According to the Chula Vista Residential Burglary Reduction Project, the front door of a home is the preferred entry point for the majority of housebreakers. Provide home security for peace of mind. FREE delivery Wed, Aug 23 . 31-35 in. This door jammer is made of rugged 20-gauge steel construction to resists forced entry and easily converts from hinged door use into a sliding door security bar. Read. 25" to 46. 1:16 . Guard Dog Security Door Jammer 2-in-1 Adjustable Door Knob Jammer & Sliding Patio Door Security Bar – 40 Different Adjustments (Black, 2 Pack) 4. As such, you can install it fast without the need for cutting. Two critical issues: (1) it fits well with doorknobs at regular height above the floor. Door Jamb Security & Repair Kits Mini Combo Set (White) - Protects Jamb and Lock Area, Easy Installation, Fits Any Jamb Thickness. Knob Height; 8-9 in. Price when purchased online. com. Add. Whether you're replacing a broken knob or updating all the door hardware in your home, we've got security options you can count on. 99. 99 $ 29. 375-in Thickness | Includes Sleeve, Screws & Instructions | Paintable | Clean & Finished Look. By the way, if you want to burglar-proof your whole home (and not just the doors), make sure you check out these simple DIY home security hacks. Find helpful customer reviews and review ratings for DunnsZ 2-in-1 Adjustable Sliding Door Knob Brace Jammer - 2 Pack - Heavy Duty Durable Metal Security Lock Barrier Bar with Interchangeable End Caps Complete with Non-Slip Rubber Door Stopper at Amazon. 6 out of 5 stars 5,912Step 1. 25"-43. 99. Compare Compare. Just easily prep under the knob and adjust the bar as needed. ️ 300 POUNDS OF. +2 options. 600+ bought in past month. 99. 6 out of 5 stars 1,806. 1 reviews. This collapses. 1 out of 5 Stars. Condition New. Amazon. Brinks 675-83001 Home Security Bar. 20. 99. Just Peel & Stick. Available for 3+ day shipping 3+ day shipping. Full HD Wired Car Camera Recorder with Impact Sensor and GPS Mapping Data. FREE delivery Mon, Aug 7 . 6 Pieces of Clear Rubber Door Knob, Round Wall Shield Cushion. 4 out of 5 stars 738Guard Dog Security 2-in-1 Adjustable Door Knob Jammer & Sliding Door Security Bar. The security bar is easy. $ 2759. Adjusts from 25 in (63. 7 out of 5 stars 1,904. com. FREE delivery Mon, Nov 6 on $35 of items shipped by Amazon. $11. $29. GUARD DOG SECURITY Door Jammer, Sliding Door Stopper with Alarm, 2-in-1 Adjustable Door Knob Jammer & Sliding Patio Door Security Bar – 40 Different Adjustments (White) 1 4 out of 5 Stars. Or fastest delivery Fri, Nov 10 . GUARD DOG SECURITY Door Jammer, Sliding Door Stopper with Alarm, 2-in-1 Adjustable Door Knob Jammer & Sliding Patio Door Security Bar – 40 Different Adjustments (White) 1 4 out of 5 Stars. 25” - 43. Strongest Wall Door Handle Stopper 2" Set. Home safety is a top priority for many people, and for good reason. 5" inches, Lockdown is the heavy-duty big brother of award-winning original travel safety device DoorJammer. Color Teal. Popular items in this category. The SecurityMan SECURITYBARB is a heavy duty, 2-in-1 Door Security Bar and Sliding Door Security Bar. Limited time deal. While a high-quality door jammer can withstand substantial forces when used properly, much depends on the actual model and the strength of. Guard Dog Security Door Jammer 2-in-1 Adjustable Door Knob Jammer & Sliding Patio Door Security Bar – 40 Different adjustments (White 2 Pack) 4. Available for 3+ day shipping 3+ day shipping. Door jammers, also referred to as door security bars are devices that brace the doorknob and anchor to the floor. (1. 4 cm) with 40 different positions to adjust most hinged and sliding doors IMPROVED DESIGN: Angled & squared rubber bottom assures full contact and strong grip on all types of floors without scratching them Door Stoppers Security Bar 2 Pack - Heavy Duty Door Jammer - Adjustable Sliding Door Lock Bar - Door Barricade Security Bars for Window, Front Door, Patio Door, Apartment, Home, Hotel Room 4. 99. FREE delivery Thu, Oct 12 on $35 of items shipped by Amazon. $29. 4. 15 yrs CN Supplier . 99 SecurityMan Sliding Door Security Bar For Most Patio & Window With Child Proof Sliding Door Built-In Anti Lift Lock The mobile and compact design makes this door security bar great for home, dorm room, travel and more. 2 pounds of 16 gauge steel. com: Securityman 2-in-1 Door Security Bar with Alarm & Sliding Door Stopper Security Bar with 120db Loud Alert Siren -. Use the brinks 675-83001 commercial door security bar at any door, whether at the office or at home. Quiet Wall Protector for Door Handle. 0 out of 5 stars 783. Knob Height; 8-9 in. #3. 97 (37)Guard Dog Security 2-in-1 Adjustable Door Knob Jammer and Sliding Patio Door Security Bar with Alarm (Pack of 2) Condition New Color - Select - Blue Teal White BlackGuard Dog Security Door Jammer 2-in-1 Adjustable Door Knob Jammer & Sliding Patio Door Security Bar – 40 Different adjustments (White 2 Pack) View on Amazon. com. FREE delivery Fri, Nov 24 on $35 of items shipped by Amazon. 5 out of 5 stars 466 ratingsGuard Dog Security Door Jammer 2-in-1 Adjustable Door Knob Jammer & Sliding Patio Door Security Bar – 40 Different adjustments (Blue) Visit the Guard Dog Security Store 4. FREE delivery Thu, Sep 14 . Door Security Bar Adjustable,19 to 52 Inch,2Pack 3 In 1 Door Stoppers Barricade Security Bar. Manufactured with steel, it can withstand up to 300 pounds of weight. Strong and Secure: This heavy-duty steel door jammer provides a high-strength barrier to a home invasion. Made from heavy-gauge steel. 99 Guard Dog Security Door Jammer 2-in-1 Adjustable Door Knob Jammer & Sliding Patio Door Security Bar – 40 Different Adjustments (Black, 2 Pack) 4. $32. GUARD DOG SECURITY Door Jammer, Sliding Door Stopper with Alarm, 2-in-1 Adjustable Door Knob Jammer & Sliding Patio Door Security Bar – 40 Different Adjustments (White) 1 4 out of 5 Stars. Guard Dog Security Door Jammer 2-in-1 Adjustable Door Knob Jammer & Sliding Patio Door Security Bar – 40 Different Adjustments (White) 4. Typical: $25. us. Available for 3+ day shipping 3+ day shipping. GUARD DOG SECURITY Door Jammer, Sliding Door Stopper, 2-in-1 Adjustable Door Knob Jammer & Sliding Patio Door Security Bar – 40 Different adjustments (White 2 Pack. 25"-51" for vertical doors with standard knobs and 22. 5 in. 99 $ 11. 99 - $56. Currently out of stock. Portable Door Jammer for Travel, Safety Anti-Slip Door Lock Stopper Security Device, Aluminum Alloy Door Locks for Women. Master Lock . 1 5 out of 5 Stars. 99 $ 32 . Or fastest delivery Fri, Nov 10 . GUARD DOG SECURITY Door Jammer, Sliding Door Stopper, 2-in-1 Adjustable Door Knob Jammer & Sliding Patio Door Security Bar – 40 Different Adjustments Black. 9. $29. Guard Dog Security Door Jammer 2-in-1 Adjustable Door Knob Jammer & Sliding Patio Door Security Bar – 40 Different Adjustments (White, 1 Pack) 4. 2023 Best Home Security Systems for Renters. Remove pins to adjust length of door bar,osition padded foot distanced from door based on knob height: 27-31 in. 500+ bought in past month. GUARD DOG SECURITY Door Jammer, Sliding Door Stopper with Alarm, 2-in-1 Adjustable Door Knob Jammer & Sliding Patio Door Security Bar – 40 Different Adjustments (White) 1 4 out of 5 Stars. 3 out of 5 stars 271. 1. The Big Jammer Adjustable Door Brace features strong 20 gauge steel and is ideal for home, dorm, apartment or office use. Find many great new & used options and get the best deals for Guard Dog Security Door Jammer 2-in-1 Adjustable Door Knob Jammer With Alarm at the best online prices at eBay! Free shipping for many products!Guard Dog Security Door Jammer 2-in-1 Adjustable Door Knob Jammer & Sliding Patio Door Security Bar – 40 Different adjustments (White w/Alarm) 4. FREE delivery Thu, Aug 10. Report: Report seller. Therefore, choose door knobs that can be gripped properly. 2x4 Door Barricade Bracket Heavy Duty Open Bar Security Holder Bracket Security Bar Door Stopper Fits 2x4 Boards Lumber Door Jammer and Tool Hanger for Your Home Barn Shed Garage Gate (Black-Set4-M2) 4. 6 out of 5 stars 1,892. 6 total votes. Use the brinks 675-83001 commercial door security bar at any door, whether at the office or at home. current price $19. 99 $ 32 . for pricing and availability. $10. 2). 6 out of 5 stars 1,863. 99. 16 (11) Model# CARCAMGPS. 6) 4. Guard Dog Security Door Jammer 2-in-1 Adjustable Door Knob Jammer & Sliding Patio Door Security Bar – 40 Different Adjustments (White, 1 Pack) 4. SecuraDoor Heavy Duty Fully Adjustable Security Door Bar. 6 out of 5 Stars. Add. If you are looking for a security bar that will fit your door—no matter what type of door—then Securityman’s 2-in-1 Adjustable Door Knob Jammer may be your best bet! Most Versatile: BuddyBar Door Jammer. 7-50. 2 lbs. Small Business. Report: Report seller. 99. $49. Door jammers and door wedges are somewhat different devices with the same security goals. Door jammers are moderately effective security devices. 5 reviews. Browse door knobs now at acehardware. $32. $29. 00/Count) FREE delivery Sat, Nov 4 on $35 of items shipped by Amazon. The best of these products properly fit the door, hold up to force, prevent break-ins, and provide. BUY NOW. 99 ($18. Hover Image to Zoom. ️ DUAL FUNCTION: Top piece is easily removed for sliding door security. Karry Portable Door Lock. The rubber end caps can be removed and the brace quickly adapted for securing sliding glass doors. GUARD DOG SECURITY Door Jammer, Sliding Door Stopper with Alarm, 2-in-1 Adjustable Door Knob Jammer & Sliding Patio Door Security Bar – 40 Different Adjustments (White) Sponsored. and constructed of high grade iron to withstand 400 pounds of pressure please note: the sliding. (1 m. 1 reviews. Door Knob Jammers are some such examples. 1 reviews. 4 offers from $18. Or fastest delivery Mon, Oct 9. 5 Inch (New Grey) HushBumps Ultra-Quiet Bumpers for Interior Doors 3-Pack. SecurityMan 2-in-1 Adjustable Door Knob Jammer and Sliding Patio Security Bar. 0 (20) 5. Pros. If you have an inward-swinging door, consider installing a door jammer and a door brace. 00. $11. FREE delivery Thu, Nov 9 . Foot Distance from Door . Mortilo Door Stoppers Rubber Door Stop,Door Security And Door Jammer, No Sliding/No Mark. Compare $ 31. 99 (5)It is highly flexible and adjusts heights (25″-45″) to fit most doors. This is considerably cheaper than the Buddybar. Get a door jammer. FREE delivery Mon, Nov 27 on $35 of items shipped by Amazon. It’s sturdy and substantial and the quality is great. For indoor use only ; 19 to 52” Adjustable: Door security bar consisted of telescoping and splicing extension rod allows for maximum adaptability to fit most standard doors and frames ; entry by intruders or burglars. SecurityMan 2-in-1 Adjustable Door Knob Jammer and Sliding Patio Security Bar. Guard Dog Security Door Jammer 2-in-1 Adjustable Door Knob Jammer & Sliding Patio Door Security Bar – 40 Different Adjustments (Pink, 1 Pack) 4. Guard Dog Security Door Jammer 2-in-1 Adjustable Door Knob Jammer & Sliding Patio Door Security Bar – 40 Different Adjustments (White, 1 Pack) 4. 2. This compact item can be used equally well for your door and sliding patios. 6 out of 5 stars 649. The bar adjusts from 25. List Price: $31. 8. Search Search SearchDoor Security Bar Adjustable,19 to 52 Inch,2Pack 3 In 1 Door Stoppers Barricade Security Bar Onto Door Knob,Sliding Glass Door Lock Bar for Patio Door,Sliding Door,Window,Removable Security Jammer Bar. BuddyBar Door Jammer Real World Use. Add to Cart. 1 reviews. Popular items in this category. 75″ to 47. Available for 2-day shipping 2-day shipping. View on Amazon: Amazon. 1 reviews. HoneSecur 2-in-1 Door Security Bar & Sliding Patio Door Stopper Security Jammer Bar Child Proof Adjustable Constructed of High Grade Iron Window Doors Security Bars, Black Visit the HoneSecur Store 4. Our portable, easy-to-use device is designed specifically for travelers, providing an additional barrier to deter unauthorized. Fully adjustable using a push-pin, customers also find it simple to use. FREE delivery Wed, Aug 23. SECURITY BAR: Angled rubber bottom assures full contact and a strong brace on all types of floors without scratching them as well as all door knob types including french doors ADJUSTABLE AND DURABLE: Bar can be adjusted between 18. The VIRIDI security door locks are reliable and easy to use. Add. 99 $ 49. Popular items in this category. 99 $ 49. 3 Door-Jammer Portable Door Lock Brace. Foot Distance from Door . With its rekeying tech and multiple finishes, Kwikset’s often used in homes and apartment buildings. 99. (Testing Available) Unlike an alarm system, the OnGARD door jammer actually prevents a criminal from gaining entry. 00. Sold Out. You can see some famous brands as HoneSecur, Guard Dog Security,. 99 Get it as soon as Wednesday, Aug 9SecurityMan 3-in-1 Door Stopper/Door Knob Jammer, Sliding Door Block/Security Bar, & Alarm with 120db Loud Alert Siren - Durable & Rugged Latch. FREE delivery Fri, Dec 1. See more "Close Cart" KEYCHAIN; FOR RUNNING;. 1. Find helpful customer reviews and review ratings for Guard Dog Security Door Jammer 2-in-1 Adjustable Door Knob Jammer & Sliding Patio Door Security Bar – 40 Different Adjustments (White, 1 Pack) at Amazon. $49. 99 $39. Find helpful customer reviews and review ratings for Door Security Bar, Rerishom Door Stoppers Security bar,Heavy Duty Door Lock Security Door Jammer Door Stopper for Apartment, Hotel Room,Screen Door Hardware, 1 Pack at Amazon. tall. SecuraDoor works with door knob heights that comply to the international building code. With twice the strength of our standard door bar, this compact door jammer is adjustable and protects hinged, sliding, patio and hotel doors. Guard Dog Security Door Jammer 2-in-1 Adjustable Door Knob Jammer & Sliding Patio Door Security Bar – 40 Different adjustments (Black w/Alarm) 4. 6 out of 5 stars 1,791. Place this door jammer on all hinged doors and even on sliding doors and windows for a simple and safe home-defense system. Add to registry. 25”-39. 99. 99!) as the best security bar for sliding doors. 99 $ 32. Available for 3+ day shipping 3+ day shipping. You can break a fork, then stick its head in the door gap near the door knob/handle. Add. Another easy solution is to put a sock or two, or a towel under the door. 1. The Brinks 675-83001 Home Security Bar would be a reliable choice for. 1-48 of over 1,000 results for "door jammer security" Results Price and other details may vary based on product size and color. 6 out of 5 stars 1,852. Small Business. FREE delivery Fri, Aug 18 on $25 of items shipped by Amazon. Available for 3+ day shipping 3+ day shipping. 7 out of 5 stars 1,904. FREE delivery Mon, Aug 7 . Sponsored. Popular items in this category. 4 out of 5 stars 186. Teachers and employees simply drop the locking handle into the floor plate. 87. FREE delivery Fri, Nov 3 on $35 of items shipped by Amazon. Guard Dog Security Door Jammer 2-in-1 Adjustable Door Knob Jammer & Sliding Patio Door Security Bar – 40 Different Adjustments (Black, 1 Pack) Visit the Guard Dog Security Store 4. Available for 3+ day shipping 3+ day shipping. Or fastest delivery Fri, Nov 3 . 4. Guard Dog Security Door Jammer 2-in-1 Adjustable Door Knob Jammer & Sliding Patio Door Security Bar – 40 Different Adjustments (White, 1 Pack) 4. When using the adjustment lever for the first time and setting the initial length to wedge between doorknob and floor, don’t force it too tight under the handle. Guard Dog Security Door Jammer 2-in-1 Adjustable Door Knob Jammer & Sliding Patio Door Security Bar – 40 Different Adjustments (White, 1 Pack) 4. Sturdy, versatile door. AceMining Upgraded Door Security Bar & Sliding Patio Bar, Heavy Duty Stoppers Adjustable Jammer for Home, Apartment, Travel (1 Pack,White) 2,114. You can also use it as a sliding glass door or window bar with the included white caps. 500+ bought in past month. FREE delivery Fri, Dec 1. Guard Dog Security Door Jammer 2-in-1 Adjustable Door Knob Jammer & Sliding Patio Door Security Bar - 40 Different adjustments (Black) do NOT contact me with unsolicited services or offers; post id: 7661808995. Create makeshift door jammers with a fork, sock or towel. Schlage L9040: For extra security, try this mortise lock. comDoor Security Bar, Rerishom Door Stoppers Security bar,Heavy Duty Door Lock Security Door Jammer Door Stopper for Apartment, Hotel Room,Screen Door Hardware, 2 Pack 4. You'll have to improvise if the door (and door knob) are somewhat higher than normal, such as when the door leads to a lower area (example: step-down from a garage to inside the house). 0) 5 stars out of 1 review 1 review. 0. GUARD DOG SECURITY Door Jammer, Sliding Door Stopper with Alarm, 2-in-1 Adjustable Door Knob Jammer & Sliding Patio Door Security Bar – 40 Different Adjustments (White) 1 4 out of 5 Stars. On a conventional door, an. If you’re looking to use one jammer to perform multiple functions, this 2-1 security bar by Guard Dog can be implemented. Strong and Secure: This heavy-duty steel door jammer provides a high-strength barrier to a home invasion. Browse door knobs now at acehardware. SecurityMan. 99 ($17. 6 out of 5 Stars. Door jammer is constructed with 20-gauge steel for strength and security Measurements: Door bar adjusts from 27-1/2 in. 6 out of 5 stars 1,897. 7”. It can easily withstand pressure up to 400 pounds. Free shipping. ) to 42 in. 99 $ 32 . GUARD DOG SECURITY Door Jammer, Sliding Door Stopper, 2-in-1 Adjustable Door Knob Jammer & Sliding Patio Door Security Bar – 40 Different Adjustments Black. com. Or fastest delivery Thu, Aug 17. Limit 3 per customer. (1. Most common methods burglars use to break in homes. Small Business. com. If your door swings outward, a door jammer will not be. com. Popular items in this category. 8" 4. 50” at normal doors, and this maximum length is reduced to 46. 33 $49. Securityman 2-in-1 Adjustable Door Knob Jammer. GUARD DOG SECURITY Door Jammer, Sliding Door Stopper, 2-in-1 Adjustable Door Knob Jammer & Sliding Patio Door Security Bar – 40 Different Adjustments Black. 5oz/185g, the door jammer fits easily in your luggage, backpack, or purse as a door security bar alternative. Report: Report seller. Knob Height; 13-14 in. Bifold Door Hardware Repair Kit - 2 Pack Bi-fold Sliding Closet Door Hardware Kit for 7/8" to 1. You just stick it under your front door knob, gently kick it into place, and it “jams” in there so there’s no way to open the front door from the. 50 $49. There are plenty of security bars on the market for inward-swinging doors, but an outward-swing door security bar is another extremely strong option to add. Model # FAJ-INT-20000. FREE delivery Fri, Nov 17 on $35 of items shipped by Amazon. Ace Hardware offers a wide range of door and cabinet hardware security that gives you the peace of mind you deserve, with features like a doorknob and deadbolt set that's easy to install and affordable and helps protect your family from break-ins. SABRE Adjustable 2-in-1 Door Security Bar, Door Stop Bar Secures Onto Door Knob, Strong Scratch-Proof Grip, Steady Against Floor, Removable Door Knob Top For Sliding Door Use, Portable & Easy to Use 4. Add. A $20 door jammer usually isn't any good.