Specialized Riprock Comp 24 mountain bike
FRAME Specialized A1 Premium Aluminum, single-butted, ZeroStack head tube, 135mm rear hub spacing, forged dropouts, replaceable derailleur hanger RIMS 24", double-wall aluminum, 32h FRONT HUB Alloy, 6-bolt disc, 110mm spacing, loose ball bearings, QR, 32h REAR HUB Alloy, 6-bolt disc, 135mm spacing, 9-speed freehub, loose ball bearings, QR, 32h SPOKES Stainless, 14g FRONT TIRE Big Roller, 24x2.8", 60 TPI, wire bead REAR TIRE Big Roller, 24x2.8", 60 TPI, wire bead INNER TUBES Schrader valv