Beautifully made from investment cast stainless steel that won't corrode like aluminum, or wear out from heat buildup, like some plastic models. Computer designed flared jaws allow lines to "drop in" without pulling for quick engagement and release Open top and removable fasteners allow flushing and disassembly for easy maintenance Eye strap guides line into jaws for smooth operation Max line size: Small - 7/16" (11mm); Large - 5/8" (16mm) Safe working load, both sizes: 500 lb