This is a pair of DuraTrax C3 Deep Woods CR mounted 1.9 crawler tires in black.
Specs:
Color: Black
Tire Compound: C3 (super soft)
Tire Diameter: 4.6" (117mm)
Tire Tread: Aggressive widely spaced tread for high degree of traction
Vehicle Type: Crawler
Wheel Diameter: 1.9" (48.3mm)
Wheel Hex Size: 12mm Hex
Wheel Type: Molded plastic
Wheel Width: 1.6" (42mm)
Width: 1.6" (42mm)