Self-Locking Hook Hook Type Self-Locking Hook Working Load Limit 12 000 lb Lifting Capability For Lifting Grade 100 Material Alloy Steel Material Thickness 1 5/32 in Hook Opening Width 2 1/8 in Overall Width 5 1/2 in Eye Inside Diameter 2 1/2 in Eye Inside Height 2 3/8 in Shank Diameter Not Applicable Shank Length Not Applicable Clevis Inside Width Not Applicable Attachment Type Swivel Clevis Pin Diameter Not Applicable Markings Deformation Markings Maximum Angle Markings