thread bottom bracket/SHIMANO compatible

This SHIMANO compatible bottom bracket connects your crankset to the bicycle. This BB is CNC-machined and made out of aluminum. It has 2 sealed bearings and has a plastic inner casing. It fits in 68 mm housings and come with adaptors for 73-78 mm housings

Outer, CNC machined aluminum bearing cups. Weighs only 90 g
2 Sealed bearings
Plastic inner casing for 68 mm bottom bracket housing. Inner diameter 24 mm
Includes adaptor rings for 73-78 mm bottom bracket housing
Compatible with Shimano (not original spare part)