Two machined aluminum cups thread together to remain stable Specifically designed for installing 22mm / 24mm spindle diameter cranks 91 mm in 73 mm wide shell 22/24 mm spindle diameter Tool Pattern: 44 m x 16 notch
BB TYPE : BB30A (Cannondale) COLOR : Black DIAMETER : 22/24 mm FITS : 22/24 mm spindles GRAMS : 129 INNER DIAMETER : 22/24 mm MATERIAL : Aluminum MODEL : BB30AOUT-SRAMAC OUTER DIAMETER : 42 mm SUB CATEGORY : Bottom Brackets TYPE : BB30A (Cannondale) WIDTH : 73 mm