Rock Grabber Tires S Compound The Rock Grabber Tires from HPI Racing are high grip tires designed for crawling on rocky terrain. These tires are molded with HPI’s sticky S compound rubber and provide excellent grip on all kinds of rocks. The blocky tread pattern wraps around the sidewall of the tire for extra grip required in challenging conditions. HPI part number 4896. Sold in pairs. Includes internal foam.   Rock Grabber Tire, $29.99 (pair), 210071 Proline Eight Shooter 2.2" Bead-Loc Wheels Black/Black   Includes Two black plastic eight shooter bead-loc wheels Four cast aluminum rings, black in color 40 2.6x6mm cap head screws (2mm hex size) ProLine part number 2698-05 Proline 2.2 Bead-loc Wheels Black/Black, $26.99, 210072 Proline Eight Shooter 2.2" Bead-Loc Wheels Silver/Chrome   Includes Two chrome plastic eight shooter bead-loc wheels Four cast aluminum rings, silver in color 40 2.6x6mm cap head screws (2mm hex size) ProLine part number 2698-02 Proline 2.2 Bead-loc Wheels Silver/Chrome, $26.99, 210094