SucceBuy 4 Pack RV Stabilizer Jack 6000 Lbs Aluminum RV Leveling Jack Stack Jacks for RV Travel Trailer Camper Single Screw Jack stability for your RV with these stabilizer jacks.Each set includes four jacks, each equipped with a cushioned rubber ring and capable of supporting up to 6000 lbs or 2.72 tons.The triangular support structure provides strong, steadiness.These leveling jacks can be easily installed under your vehicle for a secure and wobble-free experience.The height is adjustable from 11 to 17 inches (280–435 mm) by turning the T-handle, allowing for simple and convenient.Suitable for use with RVs, travel trailers, and campers, these adjustable jacks accommodate various vehicle types.Constructed from ADC12 die-cast aluminum, the jacks resist corrosion and rust.The screw is made from 20# galvanized steel, designed to withstand impact, wear, and tear for extended.Each jack weighs 1.65 lbs (0.75 kg), with overall dimensions of 6.3 x 6.3 x 11 inches (160 x 160 x 280 mm).The full set of four weighs 6.6 lbs (3 kg), making it lightweight and easy to store or transport.This compact design fits conveniently in backpacks, closets, or storage compartments, offering a practical solution for mobile use.