Heavy-duty sidewind tongue jacks in corrosion resistant black E-coat. Constructed of high strength tubing, precision metal gears & high performance bearings. The internal screw shaft is coated top to bottom with a specially formulated lubricant that provides increased protection against wear and corrosion. Accessible gear housing for easier maintenance. “A” frame bracket pre-installed for easier mounting to either weld-on or bolt-on tongues. 1,000 lb. has 1-7/8” OD tube and 2,000 lb. has 2-1/4" OD tube. Packed in color retail box.