B.B. socket compatible with Shimano® Hollowtech II™ or other 16-notch Ø44 mm external bearing bottom bracket cups and 16 notch rotor disc lockrings (incl. E-Thru axle hubs).
Fits Shimano® BB Tool Adaptors TL-FC24 and TL-FC25.
½" Dr.
CNC machined hardened steel
Ø55 x 45 mm