39mm 16T SHIMANO BB9000 BB9100 XTR DA BSA BB93 BB40.5-16T: Install and Remove OD. 40.5mm 16T SHIMANO MT800 BBR60 XT/M8000 SLX/M7000 UT105 BB44-16T: Install and Remove OD. 44mm 16T SHIMANO BB51 BB52 BB70 BB71 RS500 MT500/SRAM GXP/PROWHEEL/XIF Series BB DUB12/24T: Remove OD.
