Marine Grade Stainless Steel Construction: Two highly polished marine grade stainless steel folding pad eyes with 1/4 inch diameter stock for superior corrosion resistance and durability Folding Design with Friction Lock: Folds up when needed and down when not in use, featuring a friction lock mechanism that keeps it securely upright during operation Heavy Duty Load Capacity: Safe working load of 4,000 lbs provides reliable strength for demanding marine and industrial applications Compact Dimensions: Features 9/16 inch opening and 1-3/4 inch width, designed to provide secure attachment points without taking up excessive space Versatile Marine Hardware: Suitable for boats, docks, trailers, and other applications requiring reliable tie-down or anchor points in marine environments This is a highly polished stainless steel folding pad eye which folds up when you need it and down when you don't. A frictiob lock keeps it up while in use. The diameter of the stock is 1/4", openinng is 9/16", width is 1-3/4" and SWL is 4,000 lbs.