Machinery Eye Bolt System of Measurement Inch Eyebolt Type Lift with Shoulder Material Steel Finish Plain Thread Size 1/4 In.-20 Thread Length 1 in Shank Dia 1/4 in Shank Length 1 in Shoulder Dia 0.50 in to 0.56 in Shoulder Length 5/32 in Eye Inside Dia 3/4 in Eye Outside Dia 1 3/16 in Overall Length 2 7/32 in Length from Ream Center - Working Load Limit 500 lb Includes -