Sunrace Integrated Bottom Brackets For Shimano

Description

Sunrace external threaded bottom bracket designed for 24 mm crank axles, specifically compatible with Shimano HollowTech II systems. Built with alloy cups, composite spacers, and sealed cartridge bearings, it offers smooth, low-friction performance across MTB, gravel, city, and e-bike platforms. With a 68/73 mm BSA shell fit and silver anodized finish, it’s a dependable upgrade for advanced riders seeking durability and precision.
Features

Durable alloy and composite construction

Compatible with Shimano Hollowtech II

Smooth, sealed bearing performance for varied terrain

Technical

Specifications

Material: Alloy cups, composite sleeve and spacers

Fitting: BSA

Use: Gravel, City, E-Bike,MTB,