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Sepcifications:Landing gear/ landing gear for trailer /trailer jack Model:CL24TVFYApplication: Especially designed for semi-trailer and truckFeatures: Trailer landing with outer vertical gear box, static load 50t, dynamic load 24t, high stiffness and low weight, Lead screw is rolled forming from extra-duty feature steel.
link:http://www.yztym-china.com/landing-gear/24t-landing-gear/24t-vertical-outer-gearbox-landing-gear.html
24T Vertical Outer Gearbox Landing Gear