Hoist Ring Movement Type Swivel Material Steel Mount Type Screw-On Working Load Limit 660 lb Thread Size M8-1.25 Operation Lifting Pivot Angle 0 Degrees Swivel Angle 360 Degrees Usable Thread Length 1/2 in Bail Inside Length 1 in Bail Inside Width 1 in Bail Thickness 11/32 in Overall Length 1 7/8 in Overall Width 1 1/4 in Hardware Included Tightening Key Minimum Installation Torque 7.4 ft-lb Finish Powder Coated Minimum Operating Temperature -40 Degrees F