【2,000 lbs Load Capacity】Great for mid-sized boats and pontoon trailers, facilitating smooth movement. 【Vertical Movement】13" (13" retracted height, 26" extended height). 【8” x 4" Wheel】wider than normal 6" jack wheel, provide stable rolling even on rough, gravel, soft and dirt pavement. 【Handle Strap】prevent the handle from touching the ground during moving. 【Dacromet Process】the hardware parts(crank,springs, bolts, etc.) uses a military-grade anti-corrosion process - Dacromet, the anti-corrosion performance is dozens of times that of traditional zinc plating. 【Corrosion-Resistant】heavy duty steel, protected by red powder coating and zinc-plated finish, corrosion resistance against water, dirt, road salt and more. TOWKING started in 2000 with trailer jack and gradually developing into a professional manufacturer and distributor of all kinds of trailer parts and towing accessories. We run a self-owned factory, coupled with a team of professionals who remain committed to developing, advancing and rigorously evaluating our products before lauched to meet the different needs of our customers. We encourage people to explore the planet and embrace outdoor living. Our products are extensively applied in diverse trailers and leisure items. From camping, road tour, to other outdoor activities, our products ensure the ultimate trailer experience. Thank you for your attention, and we look forward to "meet" you.