Machinery Eye Bolt System of Measurement Inch Eyebolt Type With Shoulder Material Steel Finish Plain Thread Size 5/16 In.-18 Thread Length 1 1/8 in Shank Dia 5/16 in Shank Length 1 1/8 in Shoulder Dia 0.56 in to 0.62 in Shoulder Length 5/32 in Eye Inside Dia 7/8 in Eye Outside Dia 1 7/16 in Overall Length 2 21/32 in Working Load Limit 900 lb