RaceFace Team XC X-Type External Bottom Bracket BSA 68/73mm BB Shell x 24mm Spindle Front 15mm Centerlock Do not use with a

Do not use with a coaster brake fixed gear multi-cog or multi ring drivetrains

Step-in internal rim bed to ease tubeless installation

Attractive and robust design

Tool Box included for convenient storage

}Challenge Chicane Pro Tire - 700 x 33 Tubeless Folding Black/Tan Handmade

RaceFace Team XC X-Type External Bottom Bracket BSA 68/73mm BB Shell x 24mm Spindle Front 15mm Centerlock Do not use with aRaceFace Team XC X Type External Bottom Bracket: BSA 68 73mm BB Shell x 24mm Spindle. RaceFace X Type bottom brackets for use with 24mm spindle cranksets from Race Face Shimano and FSA. TECH SPECS Defined Color Black Bottom Bracket Shell I. D. 1. 37 Spindle Interface Type RaceFace EXI Spindle Interface Type Shimano Hollowtech II Spindle Interface Type FSA MegaExo Spindle Interface Type FSA MegaExo Light Weight 95 BB Shell Width (mm) 68 BB Shell Width