--- title: "glad hand lock — Niche Verdict: Skip it (46/100) | Amazon United States - Flapen" canonical_url: "https://flapen.com/amazon/research/us/automotive/glad-hand-lock" last_updated: "2026-07-11T05:17:53.925Z" locale: en meta: description: "a small market ($60K/yr) — glad hand lock doesn't clear our bar today." "og:description": "a small market ($60K/yr) — glad hand lock doesn't clear our bar today." "og:title": "glad hand lock — Niche Verdict: Skip it (46/100) | Amazon United States - Flapen" --- Back to Flapen home # **glad hand lock** **Skip it****46/100 ** a small market ($60K/yr) — glad hand lock doesn't clear our bar today. **Market/yr** **$60K** **Growth (1y)** **+179.7%** **Products** **24** **Brands** **11** was 16 a year ago **Sellers** **37** **Price range** **$9.87–$163.38** **Returns** **0.7%** **Rating** **4.5★** **Skip it** Scored 46/100 across market size, growth, competition, quality gap, and returns. Market sizeGrowthCompetitionQuality gapReturns Market size **3** ×0.30 Growth **74** ×0.30 Competition **45** ×0.20 Quality gap **42** ×0.10 Returns **95** ×0.10 ## **Demand** Weekly Amazon search volume, last 79 weeks — +179.7% year over year. 598299Spike '25Jan '25Apr '25Jul '25Oct '25Jan '26Apr '26 ## **Seasonality** Monthly demand index across the year — 1.00 is average. JFMAMJJASOND No pronounced peak months · busiest ÷ quietest = 1.2× ## **Competition** - NAKANEKO40% - Yujanery25% - xiaomgu17% - United Pacific5% - Torque3% - Accuform3% - Other (5 brands)7% The top 5 products take 60% of clicks — established leaders, but buyers still shop beyond them. 11 brands and 37 sellers compete here. **Brands** **11 **▼falling was 16 a year ago **Sellers** **37** **Top 5 brand share** **90%** #ProductBrandPriceRatingReviewsClick shareTrend 1 ![Road King Truck Parts Gladhand Safety Lock with Keys](https://m.media-amazon.com/images/I/31PktgppEpL.jpg) [**Road King Truck Parts Gladhand Safety Lock with Keys**](https://www.amazon.com/dp/B07QCVSSKT) xiaomgu$10.004.5★4617%—flat 2 ![NAKANEKO Glad Hand Lock Keyed Alike 2 Pack Heavy Duty Aluminum Air Brake Glad Hand Lock for Tractor Trailer](https://m.media-amazon.com/images/I/41Z0B8-EFjL.jpg) [**NAKANEKO Glad Hand Lock Keyed Alike 2 Pack Heavy Duty Aluminum Air Brake Glad Hand Lock for Tractor Trailer**](https://www.amazon.com/dp/B0DCW9DXVM) NAKANEKO$22.804.5★9314%▲rising 3 ![Yujanery Plastic Glad Hand Lock Keyed Alike 3 Pack](https://m.media-amazon.com/images/I/41h6-FautYL.jpg) [**Yujanery Plastic Glad Hand Lock Keyed Alike 3 Pack**](https://www.amazon.com/dp/B0CC1XQWNJ) Yujanery$19.154.6★17513%▲rising 4 ![NAKAKEKO Plastic Glad Hand Lock Keyed Alike Pair (12-Pack) for Tractor Trailer Trucks - Semi Trailer Lock](https://m.media-amazon.com/images/I/51dgY3qbs5L.jpg) [**NAKAKEKO Plastic Glad Hand Lock Keyed Alike Pair (12-Pack) for Tractor Trailer Trucks - Semi Trailer Lock**](https://www.amazon.com/dp/B0CT8VKB5D) NAKANEKO$65.114.4★4911%▼falling 5 ![NAKANEKO Glad Hand Lock Keyed Alike 20 Pack Heavy Duty Aluminum Air Brake Glad Hand Lock for Tractor Trailer](https://m.media-amazon.com/images/I/51QXNgd9DpL.jpg) [**NAKANEKO Glad Hand Lock Keyed Alike 20 Pack Heavy Duty Aluminum Air Brake Glad Hand Lock for Tractor Trailer**](https://www.amazon.com/dp/B0DKWQGMLS) NAKANEKO$163.384.5★935%▲rising 6 ![Yujanery Plastic Glad Hand Lock Without Keyed Alike 1 Pack](https://m.media-amazon.com/images/I/41XptRUOwFL.jpg) [**Yujanery Plastic Glad Hand Lock Without Keyed Alike 1 Pack**](https://www.amazon.com/dp/B0FMYCYMNH) Yujanery$9.874.2★34%▲rising 7 ![Yujanery Plastic Glad Hand Lock Without Keyed Alike 3 Pack](https://m.media-amazon.com/images/I/41z5ShAWlvL.jpg) [**Yujanery Plastic Glad Hand Lock Without Keyed Alike 3 Pack**](https://www.amazon.com/dp/B0FLW68GH7) Yujanery$19.104.6★1753%▲rising 8 ![TORQUE Gladhand Lock Keyed Alike | Heavy-Duty Trailer Locks for Air Brake Gladhand | Anti-Theft Security for Tractor-Trailer & Semi Trucks](https://m.media-amazon.com/images/I/31S1OrKiyDL.jpg) [**TORQUE Gladhand Lock Keyed Alike | Heavy-Duty Trailer Locks for Air Brake Gladhand | Anti-Theft Security for Tractor-Trailer & Semi Trucks**](https://www.amazon.com/dp/B0DN7MHQK5) Torque$13.433.3★53%—flat 9 ![Yujanery Plastic Glad Hand Lock 1 Pack](https://m.media-amazon.com/images/I/41XptRUOwFL.jpg) [**Yujanery Plastic Glad Hand Lock 1 Pack**](https://www.amazon.com/dp/B0BW8R4GGB) Yujanery$9.934.6★1753%▼falling 10 ![NAKANEKO Glad Hand Lock Heavy Duty Aluminum Without Keyed Alike 1 Pack Air Brake Glad Hand Lock for Tractor Trailer](https://m.media-amazon.com/images/I/41iCWOYuaeL.jpg) [**NAKANEKO Glad Hand Lock Heavy Duty Aluminum Without Keyed Alike 1 Pack Air Brake Glad Hand Lock for Tractor Trailer**](https://www.amazon.com/dp/B0DFVYMCPM) NAKANEKO$15.844.5★933%▲rising 11 ![Accuform KDD477 STOPOUT Trailer-Lock Glad Hand Lockout Blocks Access to Air Line Connection Plastic with Zinc-Coated Steel Hinge Pin Red](https://m.media-amazon.com/images/I/31PBpPB5duL.jpg) [**Accuform KDD477 STOPOUT Trailer-Lock Glad Hand Lockout Blocks Access to Air Line Connection Plastic with Zinc-Coated Steel Hinge Pin Red**](https://www.amazon.com/dp/B009D41W5G) Accuform$28.264.3★503%▼falling 12 ![United Pacific 90625 Heavy-Duty Plastic Glad Hand Lock Individually Keyed Over-Molded Lock Cylinder Trailer Lockout Device 1 Unit w/2 Keys](https://m.media-amazon.com/images/I/31imTeiE1eL.jpg) [**United Pacific 90625 Heavy-Duty Plastic Glad Hand Lock Individually Keyed Over-Molded Lock Cylinder Trailer Lockout Device 1 Unit w/2 Keys**](https://www.amazon.com/dp/B01HAFU6VU) United Pacific$13.054.2★703%—flat 13 ![NAKANEKO Glad Hand Lock Keyed Alike 10 Pack Heavy Duty Aluminum Air Brake Glad Hand Lock for Tractor Trailer](https://m.media-amazon.com/images/I/411pT0Axs7L.jpg) [**NAKANEKO Glad Hand Lock Keyed Alike 10 Pack Heavy Duty Aluminum Air Brake Glad Hand Lock for Tractor Trailer**](https://www.amazon.com/dp/B0DCW9H48D) NAKANEKO$89.724.5★932%▼falling 14 ![WAR-LOK TGH-10 Cast Aluminum Glad Hand Lock Anti-Theft Heavy Duty Trailer Lock](https://m.media-amazon.com/images/I/41NJnDSrXUL.jpg) [**WAR-LOK TGH-10 Cast Aluminum Glad Hand Lock Anti-Theft Heavy Duty Trailer Lock**](https://www.amazon.com/dp/B01DQ3L0SI) WAR-LOK$83.004.5★642%—flat 15 ![NAKANEKO Glad Hand Lock Heavy Duty Aluminum Without Keyed Alike 2 Pack Air Brake Glad Hand Lock for Tractor Trailer](https://m.media-amazon.com/images/I/415HnzD24ZL.jpg) [**NAKANEKO Glad Hand Lock Heavy Duty Aluminum Without Keyed Alike 2 Pack Air Brake Glad Hand Lock for Tractor Trailer**](https://www.amazon.com/dp/B0DFVYDF7C) NAKANEKO$22.884.5★932%▲rising **~~Showing 15 of 24 — show all ~~** ## **Product shelf** All 24 tracked products in this niche. Top sellersNewestTrending [![Road King Truck Parts Gladhand Safety Lock with Keys](https://m.media-amazon.com/images/I/31PktgppEpL.jpg)**Road King Truck Parts Gladhand Safety Lock with Keys** xiaomgu**$10.00**4.5★46 reviews](https://www.amazon.com/dp/B07QCVSSKT) [![NAKANEKO Glad Hand Lock Keyed Alike 2 Pack Heavy Duty Aluminum Air Brake Glad Hand Lock for Tractor Trailer](https://m.media-amazon.com/images/I/41Z0B8-EFjL.jpg)**NAKANEKO Glad Hand Lock Keyed Alike 2 Pack Heavy Duty Aluminum Air Brake Glad Hand Lock for Tractor Trailer** NAKANEKO**$22.80**4.5★93 reviews](https://www.amazon.com/dp/B0DCW9DXVM) [![Yujanery Plastic Glad Hand Lock Keyed Alike 3 Pack](https://m.media-amazon.com/images/I/41h6-FautYL.jpg)**Yujanery Plastic Glad Hand Lock Keyed Alike 3 Pack** Yujanery**$19.15**4.6★175 reviews](https://www.amazon.com/dp/B0CC1XQWNJ) [![NAKAKEKO Plastic Glad Hand Lock Keyed Alike Pair (12-Pack) for Tractor Trailer Trucks - Semi Trailer Lock](https://m.media-amazon.com/images/I/51dgY3qbs5L.jpg)**NAKAKEKO Plastic Glad Hand Lock Keyed Alike Pair (12-Pack) for Tractor Trailer Trucks - Semi Trailer Lock** NAKANEKO**$65.11**4.4★49 reviews](https://www.amazon.com/dp/B0CT8VKB5D) [![NAKANEKO Glad Hand Lock Keyed Alike 20 Pack Heavy Duty Aluminum Air Brake Glad Hand Lock for Tractor Trailer](https://m.media-amazon.com/images/I/51QXNgd9DpL.jpg)**NAKANEKO Glad Hand Lock Keyed Alike 20 Pack Heavy Duty Aluminum Air Brake Glad Hand Lock for Tractor Trailer** NAKANEKO**$163.38**4.5★93 reviews](https://www.amazon.com/dp/B0DKWQGMLS) [![Yujanery Plastic Glad Hand Lock Without Keyed Alike 1 Pack](https://m.media-amazon.com/images/I/41XptRUOwFL.jpg)**Yujanery Plastic Glad Hand Lock Without Keyed Alike 1 Pack** Yujanery**$9.87**4.2★3 reviews](https://www.amazon.com/dp/B0FMYCYMNH) [![Yujanery Plastic Glad Hand Lock Without Keyed Alike 3 Pack](https://m.media-amazon.com/images/I/41z5ShAWlvL.jpg)**Yujanery Plastic Glad Hand Lock Without Keyed Alike 3 Pack** Yujanery**$19.10**4.6★175 reviews](https://www.amazon.com/dp/B0FLW68GH7) [![TORQUE Gladhand Lock Keyed Alike | Heavy-Duty Trailer Locks for Air Brake Gladhand | Anti-Theft Security for Tractor-Trailer & Semi Trucks](https://m.media-amazon.com/images/I/31S1OrKiyDL.jpg)**TORQUE Gladhand Lock Keyed Alike | Heavy-Duty Trailer Locks for Air Brake Gladhand | Anti-Theft Security for Tractor-Trailer & Semi Trucks** Torque**$13.43**3.3★5 reviews](https://www.amazon.com/dp/B0DN7MHQK5) ## **Reviews** What buyers praise and complain about, mined from review topics. ### **What buyers love ** **Quality-Overall**19% *“Good and solid product”* **Value For Money**19% *“Worth the money”* **Advertised Vs Actual Product**12% *“perform exactly as expected”* **Locking Mechanism**11% *“Very useful lock”* **Durability**7% *“Very easy to use and durable”* **Assembly/Installation**7% *“Installation was straightforward”* **Strength**6% *“Solid, heavy-duty and reliable”* **Efficiency**5% *“Works well”* **Size-Overall**4% *“it fit properly without any issues”* **Security**3% *“Great for securing your trailer”* ### **What buyers complain about ** **Strength**17% *“not the sturdiest things”* **Locking Mechanism**17% *“It gets a little hard to lock sometimes”* **Quality-Overall**8% *“CHEAP - DO NOT BUY”* **Durability**8% *“they broke instantly”* **Weight Heavy**5% *“The plastic is much heavier duty than I expected”* **Advertised Vs Actual Product**2% *“The ad didn't make clear”* **Material Quality**2% *“It is actually a pretty hard gauge plastic”* #### **Top return reasons**- Advertised Vs Actual Product21% - Size-Overall21% - Material Quality14% - Defective Material/Parts12% - Mechanism Issues12% - Quality-Overall7% - Locking Mechanism5% - Product Condition4% - Certifications4%