solar jacks type, solar panel positioning gears jack, solar tracker jack with ball joint, uses of solar power screw jack, screw jack for solar panel tracking system mechanism regular screw jack model: JT-10T-US-1500-L-II-M1-PP/BB/GM/LS/SP 10ton static lifting force, upright type jack, translating screw configuration, customized threaded end matches female rod end (clevis end), exact 1200mm travel length (1500mm = travel stroke + bellows boot full retraction length + swivel plate thickness), low worm gear ratio 1/32, left side flange adapter, protective pipe, bellows boot, geared motor, limit switches and swivel plate. Normaly, using 24 volt DC gear motor driven screw jack, travel speed from 150mm/min to 300mm/min with gear reduction mechanism. Optional JT-10T-UK-1500-L-IV-M1-PP/BB/GM/LS/SP, 10ton static lifting force, upright type jack, anti-rotation keyed screw configuration, threaded ends with ball joint rod end bearing, low worm gear ratio 1/32, left side flange adapter, protective pipe, bellows boot, geared motor, limit switches and swivel plate. Normaly, using 24 volt DC gear motor driven screw jack, travel speed from 150mm/min to 300mm/min with gear reduction mechanism.