Description:

【Product Type】: This BB30 bottom bracket is a practical bike part designed for road and mountain bikes that use a threaded bottom bracket setup.

【Main Function】: It supports the cycle crank axle and helps keep pedaling motion fluid, steady, and efficient during daily rides or harder climbs.

【Sealed Bearing Design】: Built with sealed bearings, this threaded bottom bracket helps reduce dirt and moisture intrusion for more reliable performance over time.

【Material Build】: Made from aluminum alloy and steel, the bottom bracket combines a lightweight feel with the strength needed for regular cycling use.

【Fitment Details】: Sized for 68-73 mm bottom shell width, with a 24 mm crank axle diameter and BC1.37*24T threading, making installation and compatibility easier to confirm before purchase.