Wolf Tooth BSA Threaded Bottom Bracket

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- Custom 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 conn ection 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 reduced friction with ZNA corrosion-resistant coating, while ball diameter, width, and counts were custom selected for performance with each spindle diameter - Machined in Minnesota, USA Show more