This is a pair of AKA Wishbone 1/10 scale Short Course Tires in Clay Compound with Red Inserts. FEATURES: Ideal for high bite blue grooved clay tracks or indoor clay tracks Low profile tread pattern keeps lug squirm to a minimum on high bite surfaces Innovative inner carcass design for a more controlled outer sidewall for more consistent handling and tread wear Soft foam inserts have fluted inner diameter to absorb large bumps and retain shape in turns to increase corner speed and consistency INCLUDES: Two 1/10 scale Wishbone Short Course Tires in Clay Compound Two Red (soft) Foam Inserts SPECS: Width: 1.8" (45mm) Outer Diameter: 3.9" (101mm) Mounting Bead: 2.2" (56mm) Outer x 3.0" (76mm) Inner jxs 12/24/12 ir/jxs