Machinery Eye Bolt, System of Measurement Inch, Eyebolt Type Forged with Shoulder, Material Steel, Finish Plain, Thread Size 5/16 In.-18, Thread Length 1 1/8 in, Shank Length 1 1/8 in, Eye Inside Dia. 7/8 in, Eye Outside Dia. 1 1/2 in, Overall Length 1 1/8 in, Working Load Limit 1,000 lb