These are the 1/10 scale JConcepts Buggy Bar Codes Rear Tires with Foam Inserts. FEATURES: Alternating bar design combined with the addition of the Y side bars provide uncompromised support for blue and black groove conditions Bar Codes in new condition excel on hard surfaces that have taken rubber with either dry or wet grooved conditions Worn Bar Codes excel on indoor or outdoor clay tracks where a minimal dust groove has formed Super soft green compound INCLUDES: Two 1/10 scale JConcepts Buggy Bar Codes Super Soft Rear Tires and Foam Inserts REQUIRES: Installation on 1/10 scale rear buggy wheels Tire Glue DTXR2000, DTXR2002 SPECS: Outer Diameter: 3.2" (82mm) Inner Diameter: 2.2" (56mm) Width: 1.5" (38.5mm) jxs 09/14/11 ir/jxs