BB91 External Bearing Bottom Brackets for 68/73mm Thread for Parts 24mm Crankset Waterproof CNC Accessories Red

Description:

Made of Aluminum Alloy, which is solid and durable with a long service time.
Thread system can protect the frame, more power output, which is better
Sealed bearings keep dirt and water out for a maintenance-free experience
Applicable for Crankset, , whose diameter of the cylinder is about 24mm.
Suitable for 68-73mm bottom bracket shell.

Specification:

Material: Aluminum Alloy, Nylon
Size(LxWxH): approx. 110x50x40mm/4.3x2x1.6inch

Package Includes:

1 Piece Bottom Bracket