The Rook Swivel is a proprietary design featuring a stainless steel load jaw and an anodized guide jaw. This system gives you the accuracy of a single jaw and the simplicity of a dual-jaw. The Rook Swivel also features a curved trigger and shape of the Rook is unique to B3, it has an hourglass shape that will give you some more leverage to get your bow back in a hunting situation. The Rook Swivel comes with a standard size OD green wrist strap, black stem and color coordinating stitching for a nice looking release. Our patented swivel connector adjust to multiple length settings to fit different hand sizes and swivels 360 degrees. The swivel stem can even be locked from rotating with one simple set screw adjustment. The Rook is the most innovative dual-jaw release in the world.