This is a pair of Pro-Line Caliber SC 2.0/2.2/3.0 M4 Tires and Inserts for the short course Traxxas Slash, Slash 4x4, Slayer, HPI Blitz and Associated SC10 vehicles. FEATURES: For front or rear wheels Dual-stage pin design for exceptional tread life Small top pin for light to heavy loose dirt Base pin works as a support for the top pin and acts as a dual stage design once the top pin is worn down M4 super soft (blue) compound Non-directional tread Smaller stamped foam for use with stock Traxxas wheels YOU WILL RECEIVE: Two Pro-Line Caliber SC 2.0/2.2/3.0 M4 Tires and Inserts and two smaller Inserts for Traxxas wheels REQUIREMENTS: 2.2" Truck Wheels Tire Glue DTXR2000, DTXR2002 SPECIFICATIONS: Diameter: 4.3" (109mm) Width: 1.7" (43mm) Mou