This pair of jaw-jaw, closed body turnbuckles are made of sturdy stainless steel and feature a 5/16" thread. The bodies are 4.5" long and they open to a length of 12 inches from pin to pin.  The jaws have an opening of 5/16" and the pins are 1/4" in diameter.  These turnbuckles are perfect for use in sailing hardware and gear, as well as in boat parts and accessories. The turnbuckles are in excellent used condition and are ready to be used in your next sailing adventure.