Durable bottom bracket with a heat-treated chromoly 12-spline spindle, designed for demanding riders. Compatible with English-threaded 68mm shells and PowerSpline cranks.
Durable 9-speed chain designed for smooth shifting. Features KMC’s Double X-Bridge design, stretch-proof pins, and a reusable Missing Link. Compatible with Shimano, SRAM, and Campagnolo 9-speed systems.