Adjustable House Floor Jacks for Leveling, Floor support stands Post Pole, Total 6173 lb Max Height Capacity, 7-3/4 in -12 in Height Range(4 Pack)

Specification:
Material: carbon steel Q235
Color: black
Top plate size: 82 x 82 x 3 mm (3.2 x 3.2 x 1/8 in )
Top plate finish: electrophoresis
Bottom plate size: 102 x 102 x 3 mm(4 x 4 x 1/8 in)
Bottom plate finish: spray molding
Screw: M18 x 140 mm(M18 x 5-1/2 in)
Riser: 1.2 mm(wall thickness, 0.05 in ) x 32 mm(diameter, 1-1/4 in)
Nut: white zinc
Max height capacity: Max height capacity: 2800 kg(6173 lb) in total, 700 kg(1543 lb)/1 unit
Height adjustable range: 7-3/4 in -12 in

Packing list:
4 x adjustable house floor jacks for leveling