DuraTrax Ribz 1:10 Scale RC 2WD Buggy Front Tires with Foam Inserts, C3 Super Soft Compound, Unmounted (Set of 2) FEATURES: Fits the front of 1/10 scale 2WD buggies Three ribs in center of tire for added traction C3 super soft compound is good for hard packed (dry) blue groove fast and indoor clay (damp) conditions;INCLUDES: Two Ribz 2WD Front Tires Two Foam Inserts;REQUIRES: 2WD 1/10 scale Front Buggy Wheels Tire Glue DTXR2000 DTXR2002