Specification：
◎ ISIS drive SCM spindle
◎ SCM crank bolts
◎ Integrated oversized bearings 17/64"X8
◎ Oversized threaded cups (M48)
◎ Length: 68 x 113mm, 118mm and 128mm
◎ Weight: 544g
◎ Sealed bearings
ISIS Drive Bottom Bracket Set for Sports