Machinery Eye Bolt System of Measurement Inch Eyebolt Type With Shoulder Material Steel Finish Zinc Plated Thread Size 5/8 In.-11 Thread Length 2 1/2 in Shank Dia 5/8 in Shank Length 2 1/2 in Shoulder Dia 1.00 in to 1.06 in Shoulder Length 9/32 in Eye Inside Dia 1 3/8 in Eye Outside Dia 2 1/2 in Overall Length 5 5/16 in Working Load Limit 4 000 lb