Camco 44573 RV Tri-Leveler, YellowRaise your RV up to 3 7 8" on any tire for a more level position. Helps appliances and tanks operate more efficiently. Lightweight, durable resin has a non slip surface. Each Tri Leveler has a load capacity of 4000 pounds. Color: Yellow Raise your RV up to 3 7 8" on any tire for a more level position Helps appliances and tanks operate more efficiently Lightweight, durable resin has a non slip surface Each Tri Leveler has a load capacity of 4000 pounds.