--- title: "lynch pin — Niche Verdict: Skip it (46/100) | Amazon United States - Flapen" canonical_url: "https://flapen.com/amazon/research/us/automotive/lynch-pin" last_updated: "2026-07-09T22:53:45.201Z" locale: en meta: description: "a small market ($61K/yr) — lynch pin doesn't clear our bar today." "og:description": "a small market ($61K/yr) — lynch pin doesn't clear our bar today." "og:title": "lynch pin — Niche Verdict: Skip it (46/100) | Amazon United States - Flapen" --- Back to Flapen home # **lynch pin** **Skip it****46/100 ** a small market ($61K/yr) — lynch pin doesn't clear our bar today. **Market/yr** **$61K** **Growth (1y)** **+153.4%** **Products** **29** **Brands** **21** was 18 a year ago **Sellers** **24** **Price range** **$4.20–$39.35** **Returns** **1.0%** **Rating** **4.8★** **Skip it** Scored 46/100 across market size, growth, competition, quality gap, and returns. Market sizeGrowthCompetitionQuality gapReturns Market size **3** ×0.30 Growth **71** ×0.30 Competition **64** ×0.20 Quality gap **20** ×0.10 Returns **92** ×0.10 ## **Demand** Weekly Amazon search volume, last 104 weeks — +153.4% year over year. 2K1KSpike '25Spike '26Jul '24Nov '24Mar '25Jul '25Nov '25Mar '26 ## **Seasonality** Monthly demand index across the year — 1.00 is average. JFMAMJJASOND Peak months: May · busiest ÷ quietest = 1.9× ## **Competition** - Comonc19% - PINAILER14% - mankk14% - Easily11% - Litoexpe7% - yuntop5% - Other (15 brands)31% The top 5 products take 47% of clicks — established leaders, but buyers still shop beyond them. 21 brands and 24 sellers compete here. **Brands** **21 **▲rising was 18 a year ago **Sellers** **24** **Top 5 brand share** **65%** #ProductBrandPriceRatingReviewsClick shareTrend 1 ![Comonc 6 PCS 7/16 Lynch Pin Assortment Kit Linch Pin with Ring Heavy Duty Lynch Pin for Farm Tractors Trailers Mower 7/16 by 1-3/4-Inch](https://m.media-amazon.com/images/I/41kjeg-PWML.jpg) [**Comonc 6 PCS 7/16 Lynch Pin Assortment Kit Linch Pin with Ring Heavy Duty Lynch Pin for Farm Tractors Trailers Mower 7/16 by 1-3/4-Inch**](https://www.amazon.com/dp/B087P358WK) Comonc$7.814.8★78612%▼falling 2 ![202PCS Hitch Pins Clip Pins Linch and PTO Pins for Trailers Tractors Trucks Towing Mowing Farm Equipment Snow Plows Lawnmowers Garage Heavy Duty Trailers Accessories Tractor Attachments](https://m.media-amazon.com/images/I/51jNsohLiRL.jpg) [**202PCS Hitch Pins Clip Pins Linch and PTO Pins for Trailers Tractors Trucks Towing Mowing Farm Equipment Snow Plows Lawnmowers Garage Heavy Duty Trailers Accessories Tractor Attachments**](https://www.amazon.com/dp/B0CB84V5PF) Easily$36.454.7★45411%▼falling 3 ![Pinailer 30 Pcs of Lynch Pin Assortment Kit for Trucks Tractors Trolleys Lawn Mowers & Trailers of 3/16x1-7/16 1/4x1-3/4 5/16x1-3/4 & 7/16x1-3/4](https://m.media-amazon.com/images/I/519oSxWnYqL.jpg) [**Pinailer 30 Pcs of Lynch Pin Assortment Kit for Trucks Tractors Trolleys Lawn Mowers & Trailers of 3/16x1-7/16 1/4x1-3/4 5/16x1-3/4 & 7/16x1-3/4**](https://www.amazon.com/dp/B0B8T9Q29Z) PINAILER$16.914.7★32210%▲rising 4 ![mankk 12PCS 4 Sizes Lynch Pin Assortment Kit Tractor Pins Linch Pins 3 Point Hitch Pins for Farm Tractors Trailers Trucks Lawn Mowers](https://m.media-amazon.com/images/I/41zezwXxPSL.jpg) [**mankk 12PCS 4 Sizes Lynch Pin Assortment Kit Tractor Pins Linch Pins 3 Point Hitch Pins for Farm Tractors Trailers Trucks Lawn Mowers**](https://www.amazon.com/dp/B0CGRD2P52) mankk$10.034.7★2439%▲rising 5 ![mankk 50PCS Heavy Duty Lynch Pin Assortment Kit Tractor Pins Linch Pins Ring Clips PTO Pin for Farm Tractors Trailers Trucks Lawn Mowers](https://m.media-amazon.com/images/I/51OJWFooutL.jpg) [**mankk 50PCS Heavy Duty Lynch Pin Assortment Kit Tractor Pins Linch Pins Ring Clips PTO Pin for Farm Tractors Trailers Trucks Lawn Mowers**](https://www.amazon.com/dp/B0CGRFQHLT) mankk$20.764.7★2435%▼falling 6 ![10 PCS Square Pto Pin Shaft Locking Pin 1/4 pin Hitch pin Wire Lock Pin Safety Coupler Pin 1/4 x 2-3/4for PTO Farm Lawn Hitches and Garden (10 PCS Trailer Pins)](https://m.media-amazon.com/images/I/51rXXX-Q0AL.jpg) [**10 PCS Square Pto Pin Shaft Locking Pin 1/4 pin Hitch pin Wire Lock Pin Safety Coupler Pin 1/4 x 2-3/4for PTO Farm Lawn Hitches and Garden (10 PCS Trailer Pins)**](https://www.amazon.com/dp/B07VF61LB1) Comonc$8.794.8★1,6884%—flat 7 ![Glarks 30Pcs Heavy Duty Lynch Pin Assortment Kit for Farm Tractors Trailers Trucks Mowers](https://m.media-amazon.com/images/I/51a4d33V51L.jpg) [**Glarks 30Pcs Heavy Duty Lynch Pin Assortment Kit for Farm Tractors Trailers Trucks Mowers**](https://www.amazon.com/dp/B076DW4P98) Glarks$15.754.7★1,1234%▼falling 8 ![Litoexpe 6 Pcs 1/4 Inch Lynch Pin with Ring Heavy Duty Round Linch Pins Assortment for Farm Tractors Trucks Trailers Mowers (1/4x1-3/4)](https://m.media-amazon.com/images/I/41BzQrV39KL.jpg) [**Litoexpe 6 Pcs 1/4 Inch Lynch Pin with Ring Heavy Duty Round Linch Pins Assortment for Farm Tractors Trucks Trailers Mowers (1/4x1-3/4)**](https://www.amazon.com/dp/B0DMF968DL) Litoexpe$5.654.9★364%▲rising 9 ![Adyoney 2 Pcs 3/16 x 1-1/4 Heavy Duty Lynch Pin 304 Stainless Steel Linch Pin with Ring Fit for Bike Farm Tractors Trailers Trucks (4.5mm x 32mm)](https://m.media-amazon.com/images/I/31NB3zDs6gL.jpg) [**Adyoney 2 Pcs 3/16 x 1-1/4 Heavy Duty Lynch Pin 304 Stainless Steel Linch Pin with Ring Fit for Bike Farm Tractors Trailers Trucks (4.5mm x 32mm)**](https://www.amazon.com/dp/B0CTQCCLBR) Adyoney$5.744.4★674%▲rising 10 ![42 PCS Heavy Duty Lynch Pin PTO Pins for Farm Tractors Trailers Trucks Mower Trailer Hitch Pin for Trailer Lock and Hitch Pin for Lawn Garden](https://m.media-amazon.com/images/I/51lGRXQTmyL.jpg) [**42 PCS Heavy Duty Lynch Pin PTO Pins for Farm Tractors Trailers Trucks Mower Trailer Hitch Pin for Trailer Lock and Hitch Pin for Lawn Garden**](https://www.amazon.com/dp/B0CKP3TK4Q) MINIMARU$27.684.9★234%—flat 11 ![6 Pcs of Lynch Pin Assortment (7/16x1-3/4) for Trucks Tractors Trolleys Lawn Mowers & Trailers](https://m.media-amazon.com/images/I/518HpHcMHkL.jpg) [**6 Pcs of Lynch Pin Assortment (7/16x1-3/4) for Trucks Tractors Trolleys Lawn Mowers & Trailers**](https://www.amazon.com/dp/B0BCZDWR8F) PINAILER$9.004.7★3223%▲rising 12 ![Yuntop 4 PCS Heavy Duty Stainless Steel Gold Lynch Pins with Ring for Trucks Tractors Trolleys Lawn Mowers & Trailers (1/4 Inch / 6 mm x 1-3/4 Inch / 45 mm)](https://m.media-amazon.com/images/I/41hoaeBwIrL.jpg) [**Yuntop 4 PCS Heavy Duty Stainless Steel Gold Lynch Pins with Ring for Trucks Tractors Trolleys Lawn Mowers & Trailers (1/4 Inch / 6 mm x 1-3/4 Inch / 45 mm)**](https://www.amazon.com/dp/B0DJ3HSSYQ) yuntop$5.474.7★693%▼falling 13 ![30 PCS Lynch Pin Assortment Kit Heavy Duty Tractor Pins 3 Point Hitch Pins for Farm Tractors Trailers Trucks Lawn Mowers & Trolleys](https://m.media-amazon.com/images/I/511-DQAEcML.jpg) [**30 PCS Lynch Pin Assortment Kit Heavy Duty Tractor Pins 3 Point Hitch Pins for Farm Tractors Trailers Trucks Lawn Mowers & Trolleys**](https://www.amazon.com/dp/B0GD67Q1WQ) PHATRIP$20.374.9★163%▲rising 14 ![Cotter Pin Assortment Kit - 300PCS Heavy Duty Lynch Pin Set Snap Pin Hitch Pin & R Clip Zinc-Plated Steel Linchpins for Tractor Trailer Truck Lawn Mower Farm Tools & Equipment](https://m.media-amazon.com/images/I/51j5yqEF9JL.jpg) [**Cotter Pin Assortment Kit - 300PCS Heavy Duty Lynch Pin Set Snap Pin Hitch Pin & R Clip Zinc-Plated Steel Linchpins for Tractor Trailer Truck Lawn Mower Farm Tools & Equipment**](https://www.amazon.com/dp/B0G1YJDR1N) Zpiohio$30.634.8★412%▲rising 15 ![Litoexpe 6 Pcs 3/16 Inch Lynch Pin with Ring Heavy Duty Round Linch Pins Assortment for Farm Tractors Trucks Trailers Mowers (3/16x1-7/16)](https://m.media-amazon.com/images/I/41ayVOgY0wL.jpg) [**Litoexpe 6 Pcs 3/16 Inch Lynch Pin with Ring Heavy Duty Round Linch Pins Assortment for Farm Tractors Trucks Trailers Mowers (3/16x1-7/16)**](https://www.amazon.com/dp/B0DMFB2N4L) Litoexpe$6.064.9★362%▲rising **~~Showing 15 of 29 — show all ~~** ## **Product shelf** All 29 tracked products in this niche. Top sellersNewestTrending [![Comonc 6 PCS 7/16 Lynch Pin Assortment Kit Linch Pin with Ring Heavy Duty Lynch Pin for Farm Tractors Trailers Mower 7/16 by 1-3/4-Inch](https://m.media-amazon.com/images/I/41kjeg-PWML.jpg)**Comonc 6 PCS 7/16 Lynch Pin Assortment Kit Linch Pin with Ring Heavy Duty Lynch Pin for Farm Tractors Trailers Mower 7/16 by 1-3/4-Inch** Comonc**$7.81**4.8★786 reviews](https://www.amazon.com/dp/B087P358WK) [![202PCS Hitch Pins Clip Pins Linch and PTO Pins for Trailers Tractors Trucks Towing Mowing Farm Equipment Snow Plows Lawnmowers Garage Heavy Duty Trailers Accessories Tractor Attachments](https://m.media-amazon.com/images/I/51jNsohLiRL.jpg)**202PCS Hitch Pins Clip Pins Linch and PTO Pins for Trailers Tractors Trucks Towing Mowing Farm Equipment Snow Plows Lawnmowers Garage Heavy Duty Trailers Accessories Tractor Attachments** Easily**$36.45**4.7★454 reviews](https://www.amazon.com/dp/B0CB84V5PF) [![Pinailer 30 Pcs of Lynch Pin Assortment Kit for Trucks Tractors Trolleys Lawn Mowers & Trailers of 3/16x1-7/16 1/4x1-3/4 5/16x1-3/4 & 7/16x1-3/4](https://m.media-amazon.com/images/I/519oSxWnYqL.jpg)**Pinailer 30 Pcs of Lynch Pin Assortment Kit for Trucks Tractors Trolleys Lawn Mowers & Trailers of 3/16x1-7/16 1/4x1-3/4 5/16x1-3/4 & 7/16x1-3/4** PINAILER**$16.91**4.7★322 reviews](https://www.amazon.com/dp/B0B8T9Q29Z) [![mankk 12PCS 4 Sizes Lynch Pin Assortment Kit Tractor Pins Linch Pins 3 Point Hitch Pins for Farm Tractors Trailers Trucks Lawn Mowers](https://m.media-amazon.com/images/I/41zezwXxPSL.jpg)**mankk 12PCS 4 Sizes Lynch Pin Assortment Kit Tractor Pins Linch Pins 3 Point Hitch Pins for Farm Tractors Trailers Trucks Lawn Mowers** mankk**$10.03**4.7★243 reviews](https://www.amazon.com/dp/B0CGRD2P52) [![mankk 50PCS Heavy Duty Lynch Pin Assortment Kit Tractor Pins Linch Pins Ring Clips PTO Pin for Farm Tractors Trailers Trucks Lawn Mowers](https://m.media-amazon.com/images/I/51OJWFooutL.jpg)**mankk 50PCS Heavy Duty Lynch Pin Assortment Kit Tractor Pins Linch Pins Ring Clips PTO Pin for Farm Tractors Trailers Trucks Lawn Mowers** mankk**$20.76**4.7★243 reviews](https://www.amazon.com/dp/B0CGRFQHLT) [![10 PCS Square Pto Pin Shaft Locking Pin 1/4 pin Hitch pin Wire Lock Pin Safety Coupler Pin 1/4 x 2-3/4for PTO Farm Lawn Hitches and Garden (10 PCS Trailer Pins)](https://m.media-amazon.com/images/I/51rXXX-Q0AL.jpg)**10 PCS Square Pto Pin Shaft Locking Pin 1/4 pin Hitch pin Wire Lock Pin Safety Coupler Pin 1/4 x 2-3/4for PTO Farm Lawn Hitches and Garden (10 PCS Trailer Pins)** Comonc**$8.79**4.8★1,688 reviews](https://www.amazon.com/dp/B07VF61LB1) [![Glarks 30Pcs Heavy Duty Lynch Pin Assortment Kit for Farm Tractors Trailers Trucks Mowers](https://m.media-amazon.com/images/I/51a4d33V51L.jpg)**Glarks 30Pcs Heavy Duty Lynch Pin Assortment Kit for Farm Tractors Trailers Trucks Mowers** Glarks**$15.75**4.7★1,123 reviews](https://www.amazon.com/dp/B076DW4P98) [![Litoexpe 6 Pcs 1/4 Inch Lynch Pin with Ring Heavy Duty Round Linch Pins Assortment for Farm Tractors Trucks Trailers Mowers (1/4x1-3/4)](https://m.media-amazon.com/images/I/41BzQrV39KL.jpg)**Litoexpe 6 Pcs 1/4 Inch Lynch Pin with Ring Heavy Duty Round Linch Pins Assortment for Farm Tractors Trucks Trailers Mowers (1/4x1-3/4)** Litoexpe**$5.65**4.9★36 reviews](https://www.amazon.com/dp/B0DMF968DL) ## **Reviews** What buyers praise and complain about, mined from review topics. ### **What buyers love ** **Quality-Overall**23% *“The build quality feels solid”* **Value For Money**19% *“Great deal”* **Size-Overall**12% *“Perfect fit”* **Advertised Vs Actual Product**10% *“Exactly as advertised”* **Strength**7% *“Case is solid”* **Ease Of Use**7% *“easy to use”* **Durability**5% *“Very durable”* **Efficiency**3% *“Works great”* **Material Quality**2% *“They are solid material”* **Maintenance And Repair**2% *“Great to have on hand for quick repairs or replacements”* ### **What buyers complain about ** **Size-Overall**19% *“Most pins are too long”* **Strength**15% *“flimsy pins that sometimes come with retail equipment”* **Design-Overall**8% *“Made incorrectly”* **Value For Money**8% *“yeah, probably more expensive than buying a bunch of these”* **Leak-Proof**5% *“spill out causing a disaster”* **Durability**4% *“These pins don't last forever -”* **Assembly/Installation**4% *“Broke 15 minutes after installing”* **Stiffness**3% *“The spring gate is rather stiff”* #### **Top return reasons**- Size-Overall81% - Advertised Vs Actual Product6% - Defective Material/Parts3% - Compatibility-Overall2% - Value For Money2% - Functionality-Overall2% - Quality-Overall1% - Thin1% - Design-Overall1% - Maintenance And Repair1%