--- product_id: 173722393 title: "Unisex's S1 Wide Chain" brand: "kmc" price: "€ 14.13" currency: EUR in_stock: true reviews_count: 13 category: "Kmc" url: https://www.desertcart.fr/products/173722393-unisexs-s1-wide-chain store_origin: FR region: France --- # Brushless for quiet ride Single speed & internal gear compatible Anti-drop wider, thicker design Unisex's S1 Wide Chain **Brand:** kmc **Price:** € 14.13 **Availability:** ✅ In Stock ## Summary > ⚡ Ride Hard, Ride Quiet, Ride Unstoppable ## Quick Answers - **What is this?** Unisex's S1 Wide Chain by kmc - **How much does it cost?** € 14.13 with free shipping - **Is it available?** Yes, in stock and ready to ship - **Where can I buy it?** [www.desertcart.fr](https://www.desertcart.fr/products/173722393-unisexs-s1-wide-chain) ## Best For - kmc enthusiasts ## Why This Product - Trusted kmc brand quality - Free international shipping included - Worldwide delivery with tracking - 15-day hassle-free returns ## Key Features - • **Lightweight Yet Tough:** At just 200 grams, this chain balances featherlight agility with BMX-grade strength. - • **Silent Power Transfer:** Brushless construction ensures whisper-quiet pedaling, so you stay focused and sleek. - • **Precision Fit, Zero Drop:** Anti-drop wider plates and snug fit mean no chain slips, just smooth, flawless rides. - • **Unbreakable Ride Confidence:** Reinforced durability with 3597 lbs tensile strength keeps you pushing limits without a snap. - • **Versatile Pro-Grade Compatibility:** Perfect for single speed, BMX, track, fixed gear, and internal gear bikes—your all-in-one drivetrain upgrade. ## Overview The KMC S1 Wide Chain is a premium single-speed chain engineered for BMX, track, and fixed gear bikes. Featuring an anti-drop wider and thicker design, brushless quiet operation, and a high tensile strength of 3597 lbs, it delivers unmatched durability and smooth performance. Lightweight at 200 grams with 112 links, it’s built to handle aggressive riding while ensuring a secure, silent, and precise drivetrain experience. ## Description From the manufacturer The KMC S1 chain is designed for heavy-duty BMX freestyle and track bikes Compatible with all Single speed internal gear BMX Track and Fixed gear Anti-Drop Design - Wider, Thicker, Safer Brushless construction - Quieter Riding Experience High Pin Power with Reinforced Durability Size: 1/2" X 1/8" - 112 links Pin Length: 8.6 mm Less weight means more air. We get it. So we designed this chain to be lightweight yet very strong so you can challenge any move you want without reservation. This no-chain-drop, extra thick outer plate, super snug fit design is for you to push your limits, crush all barriers, and fly through the air. And look cool while doing it. Chamfering . Edges on the inside of inner plates of the chain are specially shaped to improve smoother and more silent running Review: It's a chain, for a single speed bike. - It's a chain. For a single speed bike. Nothing more exciting than than really. It does exactly what you want it to do. Doesn't snap, which is quite important. Take the plunge! Review: Good good - This item did the job. Plenty of links and easy to install provided you have a chain tool that can drive pin out to remove the required number of links. As for delivery. On this rare occasion, desertcart managed to deliver on time. ## Features - Single speed, internal gear, BMX, track and fixed gear - Anti-Drop Design - Wider, Thicker, Safer - Brushless construction - Quieter Riding Experience - High Pin Power with Reinforced Durability - Size: 1/2" X 1/8" - 112 links - Pin Length: 8.6 mm ## Technical Specifications | Specification | Value | |---------------|-------| | ASIN | B07J2SYXFK | | Best Sellers Rank | 7,262 in Sports & Outdoors ( See Top 100 in Sports & Outdoors ) 24 in Cycling Chains | | Brand | KMC | | Country Of Origin | Taiwan | | Customer Reviews | 4.3 out of 5 stars 437 Reviews | | Global Trade Identification Number | 04715575891132 | | Included Components | 1x Single Speed Chain | | Item Length | 56 Inches | | Item Type Name | Kmc Chain | | Item Weight | 200 Grams | | Item pitch | 0.5 inches inches | | Load Capacity | 2E+2 N (tensile) | | Load capacity | 2E+2 N (tensile) | | Manufacturer | KMC | | Manufacturer Part Number | BS1WBR112 | | Material | Metal | | Model Number | BS1WBR112 | | Number of Links | 112 | | Number of links | 112 | | Pitch | 0.5 inches inches | | Plate Thickness | 0.13 Inches | | Plate thickness | 0.13 Inches | | Product Warranty | 2 year manufacturer | | Recommended Uses For Product | Single speed bikes, internal gear bikes, BMX bikes, track bikes, and fixed gear bikes | | Roller Diameter | 8.6 Millimeters | | Specification Met | Metal | | Strand Type | Single | | Tensile Strength | 3597.16 Pounds Per Inch | | Unit Count | 1.0 count | ## Product Details - **Brand:** KMC - **Item pitch:** 0.5 inches inches - **Load capacity:** 2E+2 N (tensile) - **Material:** Metal - **Number of links:** 112 ## Images ![Unisex's S1 Wide Chain - Image 1](https://m.media-amazon.com/images/I/617sV3iHEzL.jpg) ![Unisex's S1 Wide Chain - Image 2](https://m.media-amazon.com/images/I/51djvxjrnBL.jpg) ## Customer Reviews ### ⭐⭐⭐⭐⭐ It's a chain, for a single speed bike. *by H***S on 14 April 2026* It's a chain. For a single speed bike. Nothing more exciting than than really. It does exactly what you want it to do. Doesn't snap, which is quite important. Take the plunge! ### ⭐⭐⭐⭐⭐ Good good *by C***N on 12 October 2025* This item did the job. Plenty of links and easy to install provided you have a chain tool that can drive pin out to remove the required number of links. As for delivery. On this rare occasion, Amazon managed to deliver on time. ### ⭐⭐⭐⭐⭐ Great chain. *by M***Y on 15 October 2025* Its definitely a bike chain! Its even the one advertised! Who would've thought?! I purchased the thing I needed and it turned up as described! Amazing! ## Frequently Bought Together - KMC Unisex's S1 Wide Chain - KMC Single Speed EPT Snap-On Link, Dark Silver, Wide (1/8") --- ## Why Shop on Desertcart? - 🛒 **Trusted by 1.3+ Million Shoppers** — Serving international shoppers since 2016 - 🌍 **Shop Globally** — Access 737+ million products across 21 categories - 💰 **No Hidden Fees** — All customs, duties, and taxes included in the price - 🔄 **15-Day Free Returns** — Hassle-free returns (30 days for PRO members) - 🔒 **Secure Payments** — Trusted payment options with buyer protection - ⭐ **TrustPilot Rated 4.5/5** — Based on 8,000+ happy customer reviews **Shop now:** [https://www.desertcart.fr/products/173722393-unisexs-s1-wide-chain](https://www.desertcart.fr/products/173722393-unisexs-s1-wide-chain) --- *Product available on Desertcart France* *Store origin: FR* *Last updated: 2026-06-23*