National Hardware N305-474 Left Wind Torsion Spring, 1-3/4" x 20" Pails Safety+PLUS Excess Flow Valve (EFV)

Safety+PLUS Excess Flow Valve (EFV) automatically resets once the gas line is properly repaired

CLASS 9013

Contains tray for tools and seals or buckles

Depth of drive dial allows the user to easily adjust the drive depth for a professional finish

thin synthetic rubber (Modified Nitrile - Type C2)

National Hardware N305-474 Left Wind Torsion Spring, 1-3/4" x 20" Pails Safety+PLUS Excess Flow Valve (EFV)Highlights: Size: 1 3 4" x 20" Finish: Steel Material: Steel Garage door spring for doors weighing up to 106 lb. of lift for a 6' high door Lift numbers are based on 4" diameter drums Left and right wind versions are made of plain steel, and are reliable and durable