Shimano SG-3C40 Hub Axle Unit - For Left Non-turn Washer 33R 9804 CheckoutTitle=SRAM X01 Eagle SuperBoost+ Crankset - 170mm Compatible with Shimano 12-speed Hyperglide+

Compatible with Shimano 12-speed Hyperglide+ chains on bikes with boost and non-boost spacing

This is a whole other level in bottom bracket friction reduction thanks to its high efficiency ceramic bearings

Misc Bearing Eyelet 65mm

Steerer Type Tapered Color Matte Black Lockout Switch Crown Brake Type Post Mount 180 Crown Race 40 Negative Spring Air Travel (mm) 170 Wheel Size 27

5/650b x 2

Shimano SG-3C40 Hub Axle Unit - For Left Non-turn Washer 33R 9804 CheckoutTitle=SRAM X01 Eagle SuperBoost+ Crankset - 170mm Compatible with Shimano 12-speed Hyperglide+Shimano SG 3C40 Hub Axle Unit For Left Non turn Washer 33R 9804. Shimano Internally Geared Hub and Dynamo Small Parts.