Pro-line Racing 823817 Electron 2.2 Mc (Clay) Off-Road Buggy Rear Tires Radio Control Parts Connected tire tread technology; perfect tire for indoor abrasive surfaces; improved traction and wear Consistent forward and side bite; precision steering and corner speed; now available in standard 2.2 mounting design; fits 2.2 style wheels First ever 2.2 Buggy Tire to Include Closed Cell Foam Inserts; Made in the USA, since 1982 - Read about Pro-Line Racings History Electron 2.2 Buggy rear tires (2 pcs); closed Cell foam inserts (2 pcs) 2.2" rear Buggy wheels; height: 3.31" (84mm); Width: 1.63" (42mm)