This is a pair of Hatchet MT 2.8 2WD Mounted Rear Tires in Chrome by DuraTrax.
Specs:
Tire Compound: C2 soft
Tire Diameter: 4.8" (122mm)
Tire Tread: Split-vee
Vehicle Type: Monster truck
Wheel Color: Chrome
Wheel Diameter: 2.8" (71mm)
Wheel Type: Split 6-spoke composite plastic