Helps prevent upending semi-trailers when they are not connected to a tractor during loading and unloading operations. Also use to level trailers parked on sloped ground and to prevent landing gear from sinking into a soft surface. Use Jack Stands Singularly or in Pairs.
Meets OSHA Requirements 1910.178(k)(3) that states "Fixed jacks may be necessary to support a semitrailer and prevent upending during the loading or unloading when the trailer is not coupled to a tractor."
This jack has twin handles for fast, easy 44" to 51" height adjustment. It features a 5" x 5" top plate and a 14" diameter base plate for stability. 50,000 lb. static capacity and 5,000 lb. lifting capacity. Includes convenient carrying handle.