SWB JUMPIN JACK 20x2.1 PERF TWIN BK/BK ADDIX WIRE FULL Precision sealed mechanism bearing

Precision sealed mechanism bearing

Replacement or repair 11-12sp XD steel driver for use with star ratchet hubs

Five rows of equally spaced square knobs sandwiched between double rows of continuous ridges provide an extremely smooth rolling tire with unmatched grip

Slick style street or park tire with grooves that carry into the sidewall

SWB JUMPIN JACK 20x2.1 PERF TWIN BK/BK ADDIX WIRE FULL Precision sealed mechanism bearingDesigned for dirt jumping, large regular lugs give outstanding grip in sand and dirt while special strengthening protects the sidewalls ADX Addix compound found on the Performance Line made to serve as an all around, well balanced compound for all uses