These are the 2.2" Suburbs MC Rear Buggy Tires from Pro-Line. FEATURES: Inner and outer radius rib tread for increased corner holding and predictable side-bite Internal carcass webbing resist tire expansion under acceleration and deceleration Internal sidewall ribbing maintains sidewall structure in extreme traction conditions for greater corner control Single stage firm foam inserts YOU WILL RECEIVE: Two Suburbs 2.2" MC Off-Road Rear Buggy Tires REQUIREMENTS: 2.2" Rear Buggy Wheels Tire Glue DTXR2000, DTXR2002 SPECIFICATIONS: Diameter: 3.35" (85mm) Width: 1.66" (42mm) Mounting Bead: 2.2" (56mm) Weight: 40.0g (1.4oz) cnh 6/18/09