NEW Shimano R8100 Ultegra 50-34T Chainset 12 speed 172.5mm Posted October 3, 2024 NEW Shimano R8100 Ultegra 50-34T Chainset 12 speed 172.5mmShimano R8100 Ultegra Road Chainset. Fits std 24mm Shimano BB. Way lighter than the 105 crank! We’re clearing our over stock so grab a bargain!
