Provides a sandwich construction bearing design to assist in screw operation
Tooth gear design of the scissor arms ensures straight line vertical extension and retraction
Double lead, acme thread drive screw is designed so the jack raises quickly and the crank handle turns easily
Features 5,000 pounds capacity 4" to 23-3/4" Extension. Set of 2 with number 20036 crank handle provides a sandwich construction bearing design to assist in screw operation. Tooth gear design of the scissor arms ensures straight line vertical extension and retraction.