Race face cinch bsa30 bottom bracket features standard 6806 retainer bearings bearings are factory filled with phil wood grease cups are machined for a high tolerance frame fit includes an industry exclusive inner sleeve to protect against water ingress race face bsa30 cups are installed with a rf bsa30 cup tool or with bsa30 standard tools from rotor zipp and enduro for use with 30mm spindles specs amp colours built for xcamfrdh weight 87g col