Sugino CBBF-103 bottom bracket

DescriptionSealed-cartridge square taper bottom bracket with a 103mm JIS spindle, designed specifically for use with Sugino RD2 and RD4 Mighty Comp cranksets. FYI: The blue stuff on the threads is medium-strength thread locker, which prevents the cups from loosening over time, even when a thin layer of grease is used. Don’t try to scrape it off, it’s a good thing. Specifications• 68mm English threaded (BSA)• steel body & cups• spindle length/type: 103mm SG Mighty Taper (JIS square taper)• bearing type: steel sealed cartridge• crank arm bolts not included• requires