02gf74 Old School Grand Master Feedback View Jan 8, 2014 #1 Anyone know where in uk i can buy an adapter for osbb - specialized carbon frame To fit a gxp chainset? These are two cups that press into the bearings to reduce diameter and add spacers between the bb and crank arms.
Anyone know where in uk i can buy an adapter for osbb - specialized carbon frame To fit a gxp chainset? These are two cups that press into the bearings to reduce diameter and add spacers between the bb and crank arms.
