Precision Engineering: This BB386 aluminium alloy press in bottom bracket features a threadless design that ensures cups stay tightly secured within the frame, eliminating creaking noises and delivering smooth, efficient power transfer during every ride.; Wide Compatibility: Designed for BB386EVO and PF30 frames with 68/73/86mm shell widths and 46mm internal diameter, this bottom bracket fits 24mm cranksets and includes a 24 to 22mm adapter cover for added versatility across different bike setups.; Performance Enhancement: Engineered to maximize pedaling efficiency, this mountain bike bottom bracket reduces energy loss and supports higher riding speeds, making it ideal for trail riders, commuters, and competitive cyclists seeking reliable drivetrain performance.; Durable Aluminium Construction: Made from high-quality aluminium alloy, this black bicycle bottom bracket offers excellent strength-to-weight ratio, corrosion resistance, and long service life without adding unnecessary weight to your bike's frame.; Easy Installation: With its simple, tool-friendly design, this press in bottom bracket is straightforward to install and maintain, allowing home mechanics and professionals alike to quickly upgrade or replace their bottom bracket without equipment.

What's in the box
1 x Bottom Brackets