4 adjustable hole position boom: 1T, 3/4T, 1/2T, 1/4T. Jib extends to the desired lifting capacity of 250kg, 500kg, 750kg or 1000kg. Very simple to use manual hydraulic operation via a double acting pump. Boom Extension: 88 4/5 Max.
Ton Crane Hoist Lifter 1x User Manual.