Wheels Manufacturing BSA Bottom Bracket - Shimano Hollowtech II Spindle ABEC 3 Green CheckoutSpec= 31.8 Clamp Skate Flexors offer tool-free replacement

Skate Flexors offer tool-free replacement for progressive power transfer and better ski control for skate skiing

Wolf Tooth Aero Chainrings are strong

Ratcheting

Designed for Wolf Tooth rear axles

Wheels Manufacturing BSA Bottom Bracket - Shimano Hollowtech II Spindle ABEC 3 Green CheckoutSpec= 31.8 Clamp Skate Flexors offer tool-free replacementWheels Manufacturing BSA Bottom Bracket Shimano Hollowtech II Spindle ABEC 3 Green. 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 Green