Eye Bolt Eye Inside Diameter 1 3/16 in Eye Outside Diameter 2 1/16 in Eye Thickness 1/2 in Zinc Plated Steel Hole Center-to-End Length 4 23/32 in Shank Diameter 1/2 in Thread Style Fully Threaded UNC Thread Direction Right Hand Thread Length 3 7/8 in Thread Size 1/2 In.-13 Shank Length 1 1/2 in Externally Threaded Shoulder Style Without Shoulder System of Measurement Inch Rod End Overall Length 3 7/8 in Screw Size 1/2 in Pack Size Small Pack