Feature 1RV Stabilizer Jacks: These 4pcs RV stabilizer jacks have a maximum load capacity of 2.7 tons, providing solid and stable support for both small travel trailers and large RVs. 2Adjustable Height: The height can be freely adjusted between 28 to 44cm / 11 to 17.3in, allowing for precise adjustments to achieve optimal stability and balance. 3Safety and Stability: With four stabilizer jacks supporting each corner of the vehicle, the weight of the vehicle is evenly distributed, preventing movement or tilting to ensure your parking safety. 4Wide Application: Suitable for travel trailers, RVs, and motorhomes, these stabilizer jacks provide much needed stability for both small pop up campers and large RV trailers. 5Aluminum Alloy Construction: Made from aluminum alloy, the stabilizer jacks have high strength, offering durability and reliability for your outdoor adventures. Item Type: RV Stabilizer Jacks Material: Aluminum Alloy Standard Capacity: 1T Maximum Capacity: 2.7T Height Adjustment: Approx. 28-44cm / 11-17.3in Fitment: Replacement for Travel Trailers RVs Package List 4 x RV Stabilizer Jack Brackets 4 x RV Stabilizer Jack Screws Note These stabilizer jack is only intended for stabilization, not for lifting. It is recommended to place wood or concrete blocks under the jacks for better use.