This is a pair of electron short course M4 (super soft) truck tires from Pro-Line.
Includes: Two Electron Short Course M4 (Super Soft) Truck Tires with Blue Closed Cell Foam Inserts
Requires: Tire Glue
Width: 1.81 (46mm)
Diameter: 4.16 (105mm)
Mounting Bead: 2.2 (56mm) Outer x 3.0 (76mm) Inner