Machinery Eye Bolt System of Measurement Inch Eyebolt Type Lift without Shoulder Material Steel Finish Zinc Plated Thread Size 2 1/2 In.-4 Thread Length 5 in Shank Dia 2 1/2 in Shank Length 5 in Eye Inside Dia 4 in Eye Outside Dia 8 9/16 in Overall Length 14 1/16 in Min Tensile Strength 65 000 psi Working Load Limit 56 000 lb