Vevor RV Levelers Camper Leveling Blocks 2 Pcs Up to 4" NewThese Vevor RV levelers are designed to keep campers, trailers, and other vehicles stable on uneven ground. The heavy duty PP construction supports up to 8,818. 5 lbs per set and fits tires up to 32" in diameter. A rubber base and anti slip joint design help improve grip on surfaces like gravel, sand, grass, and snow. The kit allows leveling from 1 2" to 4" and includes anti slip mats and a carrying bag for convenient transport and storage.