Slip Hook, Hook Type Slip Hook, Working Load Limit 5,400 lb, Lifting Capability Not for Lifting, Grade 43, Material Carbon Steel, Hook Opening Width 1 3/8 in, Usable Length 3 1/4 in, Eye Inside Diameter Not Applicable, Eye Inside Height Not Applicable, Thread Size Not Applicable, Shank Diameter Not Applicable, Shank Length Not Applicable, Clevis Inside Width 5/8 in, Attachment Type Clevis, Clevis Pin Diameter 1/2 in, Markings None, Compatible Chain Grade 43, Compatible Chain Trade Size 3/8 in