M-Wave Carousel BB BSA SQ Square Taper BB British 68mm : 119mm MFPN=SK141 Stainless steel sleeve for very

Stainless steel sleeve for very special corrosion protection

The replaceable metal plate in the jaw secures nuts and bolts with its extra hard teeth and reduces the danger of slipping

6061 Aluminum shaft with bead-blasted finish

Yaw™ cage rotates in line with chain improving the shifting speed and precision while eliminating the need for shifter trim

M-Wave Carousel BB BSA SQ Square Taper BB British 68mm : 119mm MFPN=SK141 Stainless steel sleeve for veryBB Shell width 68mm BSA thread JIS square Cr Mo hollow axle Aluminum cups TECH SPECS BB Shell Thread British BB Shell Width 68mm Interface JIS Spindle Length 119mm Spindle Length 119Mm