Wolf Tooth Bottom Bracket - English (BSA) 68/73mm For 29mm Spindle Orange ModelNumber=J2971 4mm Steerer Tube 1-1/8 Stem

4mm Steerer Tube 1-1/8 Stem Weight 161g (110mm)

hardened and tempered

Sizing: S (51-55cm – 20-21 58")

Compatible with SRAM AXS cranksets and other cranks that use the 8-bolt mounting

5 Lockout Switch Climb Switch Metric Yes Weight 210 Eyelet Diameter (mm) Trunnion Eyelet Diameter (mm) 12

Wolf Tooth Bottom Bracket - English (BSA) 68/73mm For 29mm Spindle Orange ModelNumber=J2971 4mm Steerer Tube 1-1/8 StemCustom engineered by Wolf Tooth to be durable, reliable, lightweight, and smooth Weather sealing was a main focus with o ring seals on the spindle and inner shell, a wiper connection seal between the bearing and the end cap, bearing race seals, and labyrinth end cap design To prevent creaking, spindle bushings separate the bearing inner race and crank spindle to eliminate metal on metal contact Custom chrome bearings are hardened for durability and