--- product_id: 323870384 title: "BUCKLOS MTB 170mm Square Taper Crankset, 104 BCD Mountain Bike Narrow Wide Tooth Chainring 32/34/36/38/40/42T, Single Speed Round/Oval Chainring and Crank, fit Shimano, SRAM, FSA" brand: "bucklos" price: "328.63 DT" currency: TND in_stock: true reviews_count: 6 category: "Bucklos" url: https://www.desertcart.tn/products/323870384-bucklos-mtb-170mm-square-taper-crankset-104-bcd-mountain-bike store_origin: TN region: Tunisia --- # 104 BCD narrow-wide chainring for perfect chain retention Ultralight 609g aluminum alloy build 170mm crank arm length for optimal leverage BUCKLOS MTB 170mm Square Taper Crankset, 104 BCD Mountain Bike Narrow Wide Tooth Chainring 32/34/36/38/40/42T, Single Speed Round/Oval Chainring and Crank, fit Shimano, SRAM, FSA **Brand:** bucklos **Price:** 328.63 DT **Availability:** ✅ In Stock ## Summary > 🚵‍♂️ Upgrade your ride with the BUCKLOS crankset—where lightweight meets unstoppable grip! ## Quick Answers - **What is this?** BUCKLOS MTB 170mm Square Taper Crankset, 104 BCD Mountain Bike Narrow Wide Tooth Chainring 32/34/36/38/40/42T, Single Speed Round/Oval Chainring and Crank, fit Shimano, SRAM, FSA by bucklos - **How much does it cost?** 328.63 DT with free shipping - **Is it available?** Yes, in stock and ready to ship - **Where can I buy it?** [www.desertcart.tn](https://www.desertcart.tn/products/323870384-bucklos-mtb-170mm-square-taper-crankset-104-bcd-mountain-bike) ## Best For - bucklos enthusiasts ## Why This Product - Trusted bucklos brand quality - Free international shipping included - Worldwide delivery with tracking - 15-day hassle-free returns ## Key Features - • **Chain Drop? Not Here.:** Narrow-wide tooth profile grips your chain tightly, eliminating frustrating drops on rugged trails. - • **Seamless Compatibility:** Fits Shimano, SRAM, and FSA single-speed setups for versatile upgrades. - • **Effortless Installation:** Square taper design ensures quick, tool-friendly setup—get riding faster. - • **Customizable Gear Options:** Choose from 32 to 42T chainrings in round or oval shapes to match your riding style. - • **Precision Engineered for Peak Performance:** CNC-machined aluminum alloy crankset delivers unmatched strength-to-weight ratio. ## Overview The BUCKLOS MTB 170mm Square Taper Crankset is a lightweight, durable aluminum alloy drivetrain component designed for single-speed mountain, commuter, and electric bikes. Featuring a 104 BCD narrow-wide chainring available in multiple tooth counts and shapes, it ensures superior chain retention and compatibility with Shimano, SRAM, and FSA systems. Easy to install and shipped quickly from US warehouses, it offers professional-grade performance at an unbeatable value. ## Description The Crank is compatible with single speed chainring, not only high compatibility, but also ultralight, and with high strength axle. The Narrow wide chainring will grip the chain perfectly, prevent chain drops, and they both are made of aluminum alloy, CNC machining. We will ship from our real US warehouses, 0-1 days handling time,2-5 days delivery time, so that you will receive the product quickly. Review: Good quality - Very easy to put on the bike. Seems to be good quality. Let's see it with time! Review: Gambled and Won - I decided to gamble and try this cranksets on my computer bike and do far it looks like great choice and it cost me under $39. I have looked at a number of 1 x cranksets with most of them costing over $150 dollars. ## Features - Lightweight and Durable:Our 104 BCD ultralight mountain bike crankset weight about 609g and is made to last.Suitable for mountain bikes, commuter bikes, electric bikes, etc - Chainring:Choose from 32/34/36/38/40/42T, Round/Oval, Black/Red, and enjoy the narrow wide teeth chainring's 4mm thickness (Narrow teeth: 1.9mm, Wide teeth: 3.7mm), Weight: about 45g, fit Shimano, SRAM, FSA - Single Speed Only:Please note that these crank and chainring are only suitable for single speed bikes - Package Content:Our package includes 1PC MTB Crankset, 1PC Mountain bike single speed chainring, and 4PCS Chainring bolts - Easy to Install: This is a square taper crankset that is simple and reliable. If you know how to use a hex wrench, it's easy to install ## Technical Specifications | Specification | Value | |---------------|-------| | ASIN | B08L99Y1V3 | | Brand | BUCKLOS | | Brand Name | BUCKLOS | | Customer Reviews | 4.4 out of 5 stars 916 Reviews | | Manufacturer | BUCKLOS | | Material | Aluminium Alloy | | Material Type | Aluminium Alloy | | Model | 800105123 | | Number of Packs | 1 | | Part Number | 800105123 | | Recommended Uses For Product | Mountain biking, Commuting, Electric biking | | Recommended uses for product | Mountain biking, Commuting, Electric biking | | Strand Type | Single | | Strand type | Single | | UPC | 192236746422 | | Unit Count | 1.0 Count | ## Product Details - **Brand:** BUCKLOS - **Material:** Aluminium Alloy - **Recommended uses for product:** Mountain biking, Commuting, Electric biking - **UPC:** 192236746422 - **Strand type:** Single ## Images ![BUCKLOS MTB 170mm Square Taper Crankset, 104 BCD Mountain Bike Narrow Wide Tooth Chainring 32/34/36/38/40/42T, Single Speed Round/Oval Chainring and Crank, fit Shimano, SRAM, FSA - Image 1](https://m.media-amazon.com/images/I/71Xyzs37ylL.jpg) ## Available Options This product comes in different **Color, Size** options. ## Questions & Answers **Q: How can I determine if this is the right product for my model?** A: Because this Cranksets is square hole shaped, you will need a square tapered bottom bracket to go with it.Note that this crank is a 170mm size and the length of the crank is chosen according to personal habits. **Q: How do I adjust the chain alignment? Is there a spacer I can put somewhere to help centre the chain?** A: The chain ring mounting area has two sides. Placing them on either side will move the chain ring about 10mm. Do not use washers between the crank and the ring because there are no chain ring bolts that are long enough. **Q: How do you orient the chainring on the crank arm?** A: One the crank arm attaches to the chainring and then to the bottom bracket square taper bolt the other crank arm attaches to the bottom bracket square taper bolt on the other side one arm points up the othe points down direct opposite see less. **Q: What is used to secure the arms to the square taper bottom bracket arms if no screws or caps are included?** A: It depends on your application. A new bottom bracket will come with crank bolts. Or if replacing a existing crankset, you would just resuse the old crank bolts. **Q: Does this product include crank/bottom bracket bolts and caps? If not included, which set should I order?** A: Hello! The package of this product includes a left crank arm, right crank arm and a chainring with 4PC chainring bolt. Does not include bottom bracket or caps. I hope this answer is helpful to you. ## Customer Reviews ### ⭐⭐⭐⭐⭐ Good quality *by G***I on 19 November 2022* Very easy to put on the bike. Seems to be good quality. Let's see it with time! ### ⭐⭐⭐⭐⭐ Gambled and Won *by G***N on 1 July 2025* I decided to gamble and try this cranksets on my computer bike and do far it looks like great choice and it cost me under $39. I have looked at a number of 1 x cranksets with most of them costing over $150 dollars. ### ⭐⭐⭐⭐⭐ Light and sturdy. *by L***I on 11 May 2021* Very pleased with these crank arms. Lighter and longer than the ones that came with the bike. Great product for the value. Highly recommend. ## Frequently Bought Together - BUCKLOS MTB Mountain Bike Single Speed Square Taper Crankset -170mm Cranksets Bicycle Crank Set with 104BCD 32/34/36/38/40/42T Round/Oval Chainring Fit for Ebike/Commuter Bike - BUCKLOS Bike Square Taper Bottom Bracket - 68/80/90/100/110/120x110.5 113 116 118 122.5 127 140 152 156 166 174mm Bicycle BSA Brackets for Mountain/MTB/Road/Fat Bike/Ebike --- ## 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.tn/products/323870384-bucklos-mtb-170mm-square-taper-crankset-104-bcd-mountain-bike](https://www.desertcart.tn/products/323870384-bucklos-mtb-170mm-square-taper-crankset-104-bcd-mountain-bike) --- *Product available on Desertcart Tunisia* *Store origin: TN* *Last updated: 2026-09-29*