Parts 8.3 Bottom bracket shimano bb30

Bottom bracket with high quality ring bearings and seal, allowing smooth rotation and strength! Compatible with Shimano bottom bracket axle diameter 24/24mm or Sram 22/24mm (thanks to an adapter), for mounting on a BB30 type frame, with an inner diameter of 42 mm and width 73 mm.The BB30 SHIMANO bottom bracket has sealed ring bearings. The BB30 crankset offers a smooth rotation and a solidity to any test. Compatible with Shimano 24/24 mm or Sram 22/24 mm diameter cranksets. Has an inner diameter of 42mm and a width of 73mm.