9/16” X 1½” X ¼” Thick Flat Washer SKU: 6040-0001 Categories: Heavy Duty Crank Up, Light Duty Crank Up Related products Quick View Quick View Heavy Duty Crank UpBase Assembly, HDCU Read more Quick View Quick View Compact Mast Climber, Heavy Duty Crank Up, Single Mast Climber, Twin Mast Climber10 Inch Level Plank Adapter Read more Quick View Quick View Compact Mast Climber, Heavy Duty Crank Up, Single Mast Climber, Twin Mast ClimberInside Corner Return Hanger Read more