Threadless External Repair Bottom Bracket YST BB-0901
The YST BB-0901 is a universal threadless external repair bottom bracket (Hollowtech II) for road bikes and MTB. The patented bottom bracket is sealed and maintenance-free. The bottom bracket is placed in the bottom bracket shell and screwed into itself - the conically shaped bearing cups ensure that it is centered and firmly seated. Suitable for Shimano Hollowtech II cranks and bb shell width 68mm, colour: black, weight: 138g.