--- product_id: 647071253 title: "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" brand: "bucklos" price: "120.99 DT" currency: TND in_stock: true url: https://www.desertcart.tn/products/647071253-bike-square-taper-bottom-bracket-68-80-90-100-110 store_origin: TN region: Tunisia --- # Wide BSA size compatibility CNC precision threading Sealed, dustproof bearings 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 **Brand:** bucklos **Price:** 120.99 DT **Availability:** ✅ In Stock ## Summary > 🚴‍♂️ Power your ride with precision and durability — don’t get left behind! ## Quick Answers - **What is this?** 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 by bucklos - **How much does it cost?** 120.99 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/647071253-bike-square-taper-bottom-bracket-68-80-90-100-110) ## 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 - • **Silent & Smooth Ride:** Sealed, waterproof bearings with dustproof hex screws guarantee whisper-quiet operation on every trail. - • **Integrated Power Boost:** Designed to protect your frame while delivering stronger, smoother pedaling performance. - • **Engineered for Endurance:** Crafted from premium aluminum alloy for a long-lasting, maintenance-light ride. - • **Universal Fit, Zero Guesswork:** Supports a broad range of BSA bottom bracket sizes (68-120mm) to perfectly match your bike frame. - • **Precision Threading, Effortless Install:** CNC-machined threads ensure a seamless fit that minimizes energy loss and maximizes power transfer. ## Overview The BUCKLOS Bike Square Taper Bottom Bracket is a high-quality, aluminum alloy component engineered for durability and smooth performance. Featuring CNC precision threading and sealed, dustproof bearings, it fits a wide range of BSA bottom bracket sizes (68-120mm), making it ideal for mountain, road, fat, and e-bikes. Its integrated design protects your bike frame while enhancing power output and reducing noise, ensuring a reliable and efficient cycling experience. ## Description Full description not available ## Features - 【Long Service Life】Bucklos bottom bracket is made of high-quality materials, sturdy and durable, with minimal maintenance - 【Widely Compatible】Compatible with 68/80/90/100/110/120mm BSA bike thread bottom. The recommended size is for reference only, please purchase according to the original size, and please use BB tools to install and replace the bottom bracket - 【CNC Precision Thread】CNC precision thread, finely crafted& easy to install. Can connect bicycles well and reduce energy loss - 【Integrated System】The integrated system of this square taper bottom bracket can protect the frame, provide stronger power output, and has better quality and lighter weight compared to ordinary bottom brackets, making it a good accessory for bicycles - 【Super-Accurate Bearings】Sealed bearings provide smooth operation and no noise during long-term cycling. Comes with two waterproof and dustproof hex screws to improve service life ## Technical Specifications | Specification | Value | |---------------|-------| | Item Package Dimensions L x W x H | 6.57 x 1.93 x 1.77 inches | | Package Weight | 0.38 Kilograms | | Item Weight | 0.38 Kilograms | | Brand Name | BUCKLOS | | Color | BB68-Black | | Material | Aluminum Alloy | | Manufacturer | BUCKLOS | | Size | 122.5mm | ## Images ![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 - Image 1](https://m.media-amazon.com/images/I/71coHqprwyL.jpg) ## Available Options This product comes in different **Color, Size** options. ## Questions & Answers **Q: How to choose the square tapered BSA bottom bracket size?** A: Measure the bottom bracket housing (axle housing) on the bike, it will be easier to measure when you remove the BB, if your current bike meets the above parameters, this replacement BB should work. **Q: How to remove the old square tapered BSA bottom bracket?** A: Use the sleeve and anti-fall tool to tighten and rotate to remove the old square tapered BSA bottom bracket. **Q: How to install the new square tapered BSA bottom bracket?** A: Install the square tapered bottom support and turn it counterclockwise with the socket and the anti-fall out tool, tighten the socket with a wrench, loosen the anti-fall out tool, install the crank, and tighten the screws with the tool. **Q: What types of bikes are suitable for BUCKLOS square tapered BSA bottom bracket?** A: BUCKLOS square bottom branket is suitable for a wide range of models, suitable for Schwinn Cruiser/Hybrid bikes, Mongoose bikes, Electric bikes, SHIMANO square bikes, Road bikes,Mountain bikes, Gravel bikes, etc --- ## 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/647071253-bike-square-taper-bottom-bracket-68-80-90-100-110](https://www.desertcart.tn/products/647071253-bike-square-taper-bottom-bracket-68-80-90-100-110) --- *Product available on Desertcart Tunisia* *Store origin: TN* *Last updated: 2026-07-10*