Street Plate Lifting Rings
Lift heavy steel plates-- the type used to cover trenches in the streets and roadways in order to facilitate traffic flow during construction or repair. This rugged lifting ring features secure, twist-on/twist-off use. It is designed for quick, simple attachment, with star-shaped drive lugs for easy tightening or removal. A few hammer blows sets or releases the device. there are no loose pins or clips to break or fall out. The ring swivels 360 degrees and pivots 180 degrees to minimize side load and torque forces. Manufactured of heat treated, magnetic particle inspected and Certified 4140 Aircraft Alloy Chrome Moly Steel to develop a minimum 5:1 design safety factor. Two models are available to accommodate loads up to 10,000 or 15,000 pounds.