Upgrade your mountain biking gear with the Uxsiya Bottom Bracket. This integrated sealed bearings bracket, with a size of 113mm, is designed for mountain bike riders seeking high performance and durability.

The bottom bracket offers strong compatibility with square hole cranksets, ensuring a rust-proof and durable performance. Crafted from high-quality aluminum alloy, this bracket is built to last and provide the strength needed for intense mountain biking.

The CNC precise tooth pattern guarantees stable rotation, contributing to long-lasting performance. The included hex dustproof and waterproof screws enhance security and firmness, preventing rust and ensuring reliability on every ride.

With a high-strength bearing that can withstand up to 1.5 tons, this bottom bracket reduces fatigue and elongation while boosting transmission efficiency by 50%. Enjoy a smoother and more efficient biking experience with the Uxsiya Bottom Bracket.