Features: 
1. Two post floor plate hydraulic lift; 
2. Single cylinder, stable lifting; 
3. Chain lifting system; 

Requirement: 
1. Thickness of concrete slabs must be more than 10mm; 
2. Strength of concrete slabs must be more than 200#; 
3. Height difference of foundation must be smaller than 5mm; 
4. When concrete slab is more than 200mm, expansion screw can be used to fix the lift. Extra foundation is not necessary.