Holds heavy loads indefinitely and will not creep 
Heavy-duty bell shaped cast base 
 
Weight: 36 lbs. 
Bar Hole Size: 13/16 in. 
Base Size: 6-7/8 in. 
Capacity: 20 Tons 
Head Diameter: 4-1/8 in. 
Height Closed: 16-in 
Height Extended: 25 in. 
Screw Size: 12-in x 2-in (Length x Outside Diameter)