SWL1T hand crank 1 circle screw rod up 0.66mm. Leading Screw Lift Handwheel Collar Cegar Swl1T/2.5T Hand-Cranking Worm Lifting PlatformSWL Lift Reducer. 5T (the actual load is about 500kg). 5T hand crank 1 circle, the screw rod rises 1mm.
Lift Cegar Swl1T/2.5T Hand Cranked Worm Gear Lift Table SWL Lift Reducer
Golden MaxiComfort Twilight Series Lift Chair Recliner Hand Control Pendant
Golden Lift Chair Recliner Hand Wand Pendant Control Maxi Comfort Infinate