Mission American BB Hop Up Kit & Axle

Mission American BB Hop Up Kit with Axle

Mission American BB Hop Up Kit. This will upgrade your unsealed bearings to sealed. Unsealed bearings on the crank are common and often lossen up. This BMX Bottom Bracket upgrade will greatly improve your cranking performance. This kit fits frames with an American 2" BB shell. THis is slightly larger than a Mid BB shell. Mid BB is common on todays BMX bike frames. The American size BB is still in use today and used on many bikes in the lower price points.

Includes:

-2 Precision Sealed Bearings

-High Density Plastic Cone Spacers

-Multiple Adjustment Washers

-Center Spacer

-8 Spline 19mm, 22mm or 24mm Forged Chromoly Spindle

-2 Spindle Bolts