Mission BMX American BB Hop Up Kit - Black

Includes two precision sealed bearings, aluminum cups, high-density plastic cone spacers, center tube spacer, sprocket adapter, adjustment washers, 19mm 8-spline spindle, and spindle bolts.

Specifications:

• Type: American
• Bearings: 2 x Sealed Bearings
• Includes: BB Kit and Spindle
• Weight: 21.5oz