This is the tire wheel assembly SCT front/rear from Traxxas.
Features: Mounted BG Goodrich tires with foams on Satin chrome, black beadlock style wheels in plastic
Includes: Two mounted BF Goodrich Mud Terrain T/A KM2 tires with foams and Two Satin Chrome, Black Beadlock Style Wheels
Width: 1.73 (44mm)
Diameter: 4.3 (110mm)
Hex Size: 12mm