Wheels Manufacturing BSA Bottom Bracket - Shimano Hollowtech II Spindle ABEC 3 Red Pad Shape Number-37 6-bolt hub interface

6-bolt hub interface

2-24tpi Quill Aluminum Silver

The Daybot Tail Light has a CREE LED to power a 100 lumen Daytime Pulse mode for increased visibility on sunny days

Fixed extension adjustment

Mounts to center fork hole and canti brake bosses

Wheels Manufacturing BSA Bottom Bracket - Shimano Hollowtech II Spindle ABEC 3 Red Pad Shape Number-37 6-bolt hub interfaceWheels Manufacturing BSA Bottom Bracket Shimano Hollowtech II Spindle ABEC 3 Red. Wheels MFG BSA Bottom Brackets for frames that accept English (BSA) threaded bottom brackets TECH SPECS Bottom Bracket Shell I. D. 1. 37 BB Frame Interface English BB Shell Width (mm) 68 BB Shell Width (mm) 73 Weight 105 Spindle Interface Type Shimano Hollowtech II Spindle Interface Type RaceFace EXI Spindle Interface Type FSA MegaExo Defined Color Red