Mission American Sealed Bottom Bracket Size:Fits 19mm Spindle and 14 molded pins per

and 14 molded pins per side

Includes washers that allow compatibility with many other hubs using a threaded 14mm axle

6061 aluminum with precision-sealed mechanism and lower (17mm) stack height

but with an all-around smoother tread for more grip and sidewalls that sit further around the side of the tire wall for better grind performance

The fork crown is notched for optimum cable routing

Mission American Sealed Bottom Bracket Size:Fits 19mm Spindle and 14 molded pins perDesigned specifically to work with 3 piece sealed cranks on frames utilizing an American bottom bracket shell. Includes 2 precision sealed bearings, aluminum cups, high density plastic cone spacers, center tube spacer, sprocket adapter, and plenty of adjustment washers.