🚙[LARGE WEIGHT CAPACITY]- Each car dolly is able to support up to 2000 lbs. (4000 / 8000 lbs. 2 / 4 x Tire Wheel Dolly. Wheel Type:Rubber. 🚙[ANTISKID & RECESSED DESIGN]- While retaining the concave and bending design in the middle, two rows of round head nails are also added on both sides of this car shifter, which greatly increases the stability of the car on the top and reduces sliding. ).