---
title: "puck lock — Niche Verdict: Worth a look (58/100) | Amazon United States - Flapen"
canonical_url: "https://flapen.com/amazon/research/us/automotive/puck-lock"
last_updated: "2026-07-10T00:46:57.138Z"
locale: en
meta:
  description: "puck lock shows a fragmented shelf (top 5 take 34% of clicks), but a small market ($825K/yr) keeps it on the watch list."
  "og:description": "puck lock shows a fragmented shelf (top 5 take 34% of clicks), but a small market ($825K/yr) keeps it on the watch list."
  "og:title": "puck lock — Niche Verdict: Worth a look (58/100) | Amazon United States - Flapen"
---

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# **puck lock**

**Worth a look****58/100 **

puck lock shows a fragmented shelf (top 5 take 34% of clicks), but a small market ($825K/yr) keeps it on the watch list.

**Market/yr**

**$825K**

**Growth (1y)**

**+147.6%**

**Products**

**62**

**Brands**

**22**

was 24 a year ago

**Sellers**

**70**

**Price range**

**$18.03–$291.18**

**Returns**

**4.9%**

**Rating**

**4.3★**

**Worth a look**

Scored 58/100 across market size, growth, competition, quality gap, and returns.

Market sizeGrowthCompetitionQuality gapReturns

Market size

**30**

 ×0.30

Growth

**71**

 ×0.30

Competition

**79**

 ×0.20

Quality gap

**56**

 ×0.10

Returns

**61**

 ×0.10

## **Demand**

Weekly Amazon search volume, last 104 weeks — +147.6% year over year.

5K2KPrime Day '24Spike '24Spike '25Prime Day '25Spike '26Jul '24Nov '24Mar '25Jul '25Nov '25Mar '26

## **Seasonality**

Monthly demand index across the year — 1.00 is average.

JFMAMJJASOND

Peak months: Apr, May · busiest ÷ quietest = 2.3×

## **Competition**

- Proven Industries39% - Master Lock11% - Slick Locks10% - Pomunty7% - Vehiclex7% - Soobool6% - Other (16 brands)20%

Clicks spread well past the top 5 (34% combined) — an open shelf where new products get seen. 22 brands and 70 sellers compete here.

**Brands**

**22 **▼falling

was 24 a year ago

**Sellers**

**70**

**Top 5 brand share**

**74%**

#ProductBrandPriceRatingReviewsClick shareTrend

1
![Proven Industries Puck Lock Set Model 400XL 3-Pack Hidden Shackle Keyed Alike 6061 Solid Aluminum Shackle Opening 1 3/4 x 1 3/4 x 7/8 in Depth 1 1/4 in Made in USA Black](https://m.media-amazon.com/images/I/31gRE84gUYL.jpg) [**Proven Industries Puck Lock Set Model 400XL 3-Pack Hidden Shackle Keyed Alike 6061 Solid Aluminum Shackle Opening 1 3/4 x 1 3/4 x 7/8 in Depth 1 1/4 in Made in USA Black**](https://www.amazon.com/dp/B088C1NZH1)

Proven Industries$175.844.4★2819%▲rising

2
![Proven Industries Model 2516 Heavy-Duty Trailer Coupler Lock for 2 5/16 Couplers RV & Trailer Anti-Theft Lock Made in USA](https://m.media-amazon.com/images/I/31uaU0YmCqL.jpg) [**Proven Industries Model 2516 Heavy-Duty Trailer Coupler Lock for 2 5/16 Couplers RV & Trailer Anti-Theft Lock Made in USA**](https://www.amazon.com/dp/B0G31418YZ)

Proven Industries$270.724.7★1,7476%▲rising

3
![6271 Puck Lock Hidden Shackle Padlock Puck Locks Pucks Locks for Trailers 2-7/8 Hidden Shackle Padlock Heavy Duty Puck Lockk with Keys Trailer Pucks Padlocks (2)](https://m.media-amazon.com/images/I/31npTeCjyUL.jpg) [**6271 Puck Lock Hidden Shackle Padlock Puck Locks Pucks Locks for Trailers 2-7/8 Hidden Shackle Padlock Heavy Duty Puck Lockk with Keys Trailer Pucks Padlocks (2)**](https://www.amazon.com/dp/B0B97161QN)

Soobool$34.144.3★2536%▼falling

4
![Proven Industries Puck Lock Set Model 400XL 2-Pack Hidden Shackle Keyed Alike 6061 Solid Aluminum Shackle Opening 1 3/4 x 1 3/4 x 7/8 in Depth 1 1/4 in Made in USA Black](https://m.media-amazon.com/images/I/31Myr72rY5L.jpg) [**Proven Industries Puck Lock Set Model 400XL 2-Pack Hidden Shackle Keyed Alike 6061 Solid Aluminum Shackle Opening 1 3/4 x 1 3/4 x 7/8 in Depth 1 1/4 in Made in USA Black**](https://www.amazon.com/dp/B089XBSMKS)

Proven Industries$125.464.5★2216%▼falling

5
![Vehiclex Heavy-Duty Puck Lock Keyed Alike Hidden Shackle Lock Rust-Resistant Security for Trailers Garages Containers Red](https://m.media-amazon.com/images/I/41ZQ342IlYL.jpg) [**Vehiclex Heavy-Duty Puck Lock Keyed Alike Hidden Shackle Lock Rust-Resistant Security for Trailers Garages Containers Red**](https://www.amazon.com/dp/B0G26ML1MQ)

Vehiclex$18.033.7★874%▲rising

6
![Proven Industries Model 2516 Heavy-Duty Trailer Coupler Lock for 2 5/16 Couplers RV & Trailer Anti-Theft Lock Made in USA](https://m.media-amazon.com/images/I/31uHuzSBn7L.jpg) [**Proven Industries Model 2516 Heavy-Duty Trailer Coupler Lock for 2 5/16 Couplers RV & Trailer Anti-Theft Lock Made in USA**](https://www.amazon.com/dp/B0G319Y11G)

Proven Industries$270.234.7★1,7474%▲rising

7
![Master Lock Pro Series Hidden Shackle Padlocks Keyed Alike 6271NKA-1 w/ BumpStop Technology](https://m.media-amazon.com/images/I/51QGs8itBmL.jpg) [**Master Lock Pro Series Hidden Shackle Padlocks Keyed Alike 6271NKA-1 w/ BumpStop Technology**](https://www.amazon.com/dp/B006S3JKJA)

Master Lock$37.204.4★1063%▲rising

8
![Slick Lock FD-TR-FVK-Slide-TK - Full-Size Ford Transit Van w/Side Sliding Door & Rear Swing Doors - Vehicle Security](https://m.media-amazon.com/images/I/41qF8WH0H8L.jpg) [**Slick Lock FD-TR-FVK-Slide-TK - Full-Size Ford Transit Van w/Side Sliding Door & Rear Swing Doors - Vehicle Security**](https://www.amazon.com/dp/B09RKKNYK9)

Slick Locks$255.353.9★823%—flat

9
![Proven Industries Coupler Latch Pin Lock Stainless Steel Fits Most Coupler Styles 2 Keys Included 1/4 in Pin Diameter 7/8 in Span Model 651 Made in USA](https://m.media-amazon.com/images/I/31ESKkeCFML.jpg) [**Proven Industries Coupler Latch Pin Lock Stainless Steel Fits Most Coupler Styles 2 Keys Included 1/4 in Pin Diameter 7/8 in Span Model 651 Made in USA**](https://www.amazon.com/dp/B0D89GCGTV)

Proven Industries$127.404.4★953%▼falling

10

![Slick Locks Includes: (2) Hockey Puck Locks (keyed alike) (2) Spinners & (2) Covers](https://m.media-amazon.com/images/I/51XT5ZTI6SL.jpg) [**Slick Locks Includes: (2) Hockey Puck Locks (keyed alike) (2) Spinners & (2) Covers**](https://www.amazon.com/dp/B07S64F3Z5)

Slick Locks$213.414.5★1032%▼falling

11

![Master Lock 6271KA 2 Pack - 2-7/8in. ProSeries Reinforced Hidden Shackle Rekeyable Pin Tumbler Keyed Alike Padlock Chrome](https://m.media-amazon.com/images/I/51cRPbX61rL.jpg) [**Master Lock 6271KA 2 Pack - 2-7/8in. ProSeries Reinforced Hidden Shackle Rekeyable Pin Tumbler Keyed Alike Padlock Chrome**](https://www.amazon.com/dp/B01MCU4R35)

Master Lock$58.034.6★2,5932%—flat

12

![Proven Industries Model 2178 Trailer Lock Fits 2-Inch Trailer Couplers Made in the USA (Black-Square)](https://m.media-amazon.com/images/I/31TMGe1nzwL.jpg) [**Proven Industries Model 2178 Trailer Lock Fits 2-Inch Trailer Couplers Made in the USA (Black-Square)**](https://www.amazon.com/dp/B0G8TXSVP1)

Proven Industries$269.164.7★7662%▲rising

13

![Pomunty 3 Pack Puck Locks for Trailers Keyed Alike 2-7/8 Hidden Shackle Padlocks Heavy Duty Solid Steel Trailer Door Lock W/6 Keys High Security Anti Theft Van Door Lock for Trucks Shed](https://m.media-amazon.com/images/I/41FAOXO1pmL.jpg) [**Pomunty 3 Pack Puck Locks for Trailers Keyed Alike 2-7/8 Hidden Shackle Padlocks Heavy Duty Solid Steel Trailer Door Lock W/6 Keys High Security Anti Theft Van Door Lock for Trucks Shed**](https://www.amazon.com/dp/B0FFSPLFNN)

Pomunty$49.784.0★2262%▼falling

14

![Master Lock Chrome Puck Lock Heavy Duty Hidden Shackle Lock and Hasp Solid Steel Lock for Trucks Trailers or Vans M736XKAD](https://m.media-amazon.com/images/I/41IumQuJtwL.jpg) [**Master Lock Chrome Puck Lock Heavy Duty Hidden Shackle Lock and Hasp Solid Steel Lock for Trucks Trailers or Vans M736XKAD**](https://www.amazon.com/dp/B002DY7DRY)

Master Lock$44.014.8★1,7412%▼falling

15

![Proven Industries Trailer Lock Model 2517-D1 Fits 2 5/16 in Demco Cast Trailer Couplers 2 Keys Included Heavy-Duty Security Hardened Steel Unique Key Design Made in USA Blue](https://m.media-amazon.com/images/I/31hXTL7QFZL.jpg) [**Proven Industries Trailer Lock Model 2517-D1 Fits 2 5/16 in Demco Cast Trailer Couplers 2 Keys Included Heavy-Duty Security Hardened Steel Unique Key Design Made in USA Blue**](https://www.amazon.com/dp/B0F4T87582)

Proven Industries$290.704.8★392%▲rising

**~~Showing 15 of 62 — show all ~~**

## **Product shelf**

All 62 tracked products in this niche.

Top sellersNewestTrending

[![Proven Industries Puck Lock Set Model 400XL 3-Pack Hidden Shackle Keyed Alike 6061 Solid Aluminum Shackle Opening 1 3/4 x 1 3/4 x 7/8 in Depth 1 1/4 in Made in USA Black](https://m.media-amazon.com/images/I/31gRE84gUYL.jpg)**Proven Industries Puck Lock Set Model 400XL 3-Pack Hidden Shackle Keyed Alike 6061 Solid Aluminum Shackle Opening 1 3/4 x 1 3/4 x 7/8 in Depth 1 1/4 in Made in USA Black** Proven Industries**$175.84**4.4★281 reviews](https://www.amazon.com/dp/B088C1NZH1) [![Proven Industries Model 2516 Heavy-Duty Trailer Coupler Lock for 2 5/16 Couplers RV & Trailer Anti-Theft Lock Made in USA](https://m.media-amazon.com/images/I/31uaU0YmCqL.jpg)**Proven Industries Model 2516 Heavy-Duty Trailer Coupler Lock for 2 5/16 Couplers RV & Trailer Anti-Theft Lock Made in USA** Proven Industries**$270.72**4.7★1,747 reviews](https://www.amazon.com/dp/B0G31418YZ) [![6271 Puck Lock Hidden Shackle Padlock Puck Locks Pucks Locks for Trailers 2-7/8 Hidden Shackle Padlock Heavy Duty Puck Lockk with Keys Trailer Pucks Padlocks (2)](https://m.media-amazon.com/images/I/31npTeCjyUL.jpg)**6271 Puck Lock Hidden Shackle Padlock Puck Locks Pucks Locks for Trailers 2-7/8 Hidden Shackle Padlock Heavy Duty Puck Lockk with Keys Trailer Pucks Padlocks (2)** Soobool**$34.14**4.3★253 reviews](https://www.amazon.com/dp/B0B97161QN) [![Proven Industries Puck Lock Set Model 400XL 2-Pack Hidden Shackle Keyed Alike 6061 Solid Aluminum Shackle Opening 1 3/4 x 1 3/4 x 7/8 in Depth 1 1/4 in Made in USA Black](https://m.media-amazon.com/images/I/31Myr72rY5L.jpg)**Proven Industries Puck Lock Set Model 400XL 2-Pack Hidden Shackle Keyed Alike 6061 Solid Aluminum Shackle Opening 1 3/4 x 1 3/4 x 7/8 in Depth 1 1/4 in Made in USA Black** Proven Industries**$125.46**4.5★221 reviews](https://www.amazon.com/dp/B089XBSMKS) [![Vehiclex Heavy-Duty Puck Lock Keyed Alike Hidden Shackle Lock Rust-Resistant Security for Trailers Garages Containers Red](https://m.media-amazon.com/images/I/41ZQ342IlYL.jpg)**Vehiclex Heavy-Duty Puck Lock Keyed Alike Hidden Shackle Lock Rust-Resistant Security for Trailers Garages Containers Red** Vehiclex**$18.03**3.7★87 reviews](https://www.amazon.com/dp/B0G26ML1MQ) [![Proven Industries Model 2516 Heavy-Duty Trailer Coupler Lock for 2 5/16 Couplers RV & Trailer Anti-Theft Lock Made in USA](https://m.media-amazon.com/images/I/31uHuzSBn7L.jpg)**Proven Industries Model 2516 Heavy-Duty Trailer Coupler Lock for 2 5/16 Couplers RV & Trailer Anti-Theft Lock Made in USA** Proven Industries**$270.23**4.7★1,747 reviews](https://www.amazon.com/dp/B0G319Y11G) [![Master Lock Pro Series Hidden Shackle Padlocks Keyed Alike 6271NKA-1 w/ BumpStop Technology](https://m.media-amazon.com/images/I/51QGs8itBmL.jpg)**Master Lock Pro Series Hidden Shackle Padlocks Keyed Alike 6271NKA-1 w/ BumpStop Technology** Master Lock**$37.20**4.4★106 reviews](https://www.amazon.com/dp/B006S3JKJA) [![Slick Lock FD-TR-FVK-Slide-TK - Full-Size Ford Transit Van w/Side Sliding Door & Rear Swing Doors - Vehicle Security](https://m.media-amazon.com/images/I/41qF8WH0H8L.jpg)**Slick Lock FD-TR-FVK-Slide-TK - Full-Size Ford Transit Van w/Side Sliding Door & Rear Swing Doors - Vehicle Security** Slick Locks**$255.35**3.9★82 reviews](https://www.amazon.com/dp/B09RKKNYK9)

## **Reviews**

What buyers praise and complain about, mined from review topics.

### **What buyers love **

**Locking Mechanism**26%

*“Lock operates easily and smooth”*

**Quality-Overall**16%

*“Great product and easy to use”*

**Strength**10%

*“Very sturdy”*

**Value For Money**6%

*“Worth the money”*

**Size-Overall**5%

*“Perfect fit”*

**Weight Heavy**4%

*“These are heavy duty”*

**Durability**4%

*“it still looks brand new”*

**Security**3%

*“Very secure”*

**Ease Of Use**3%

*“Easier to use”*

**Efficiency**2%

*“Worked on my 5x10 heavy duty 3500lb utility trailer no problem”*

### **What buyers complain about **

**Size-Overall**15%

*“TOO small had to return”*

**Locking Mechanism**14%

*“Poor Locking mechanism”*

**Quality-Overall**8%

*“questionable quality control”*

**Value For Money**8%

*“it is rather expensive”*

**Rusts/Corrodes**5%

*“Tons of rust”*

**Compatibility-Overall**4%

*“Not adequate for my truck”*

**Design-Overall**4%

*“Design is not good for trailer latches”*

**Weight Heavy**3%

*“The first thing I noticed right of the package was how heavy it was”*

**Ease Of Use**3%

*“was even more difficult to remove”*

**Functionality-Overall**2%

*“Did not work”*

#### **Top return reasons**- Size-Overall60% - Compatibility-Overall11% - Locking Mechanism9% - Advertised Vs Actual Product5% - Functionality-Overall4% - Mechanism Issues3% - Value For Money1% - Defective Material/Parts1% - Product Condition1% - Weight Heavy1%