Slip Hook, Hook Type Slip Hook, Working Load Limit 6,600 lb, Lifting Capability Not for Lifting, Grade 70, Material Alloy Steel, Hook Opening Width 1 in, Usable Length 3 3/8 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 15/32 in, Compatible Chain Grade 70, Hardware Included Latch, Finish Yellow Zinc Chromate