CNC BB Tool.FEATURES:-Material:CNC machined aluminum .Compatible with:.- 39mm:Shimano 9000, DURA ACE BB92, XTR BB93.- 41mm:Shimano 105 BBR60, Ultegra 6800, XT MT800.- 44mm:Shimano BB80, BB5700, BB70, BB51, ENDURO T47, WHEELS T47, FSA, HOPE, SRAM, Chris King, Race Face.- 46mm:SRAM Dub, Race Face, Cinch, Zipp, Rotor, BSA30, BB386 and others.SPECIFICATIONS:-.