Carter Enterprises makes a full line of mechanical release aids for compound archers. Based in Idaho, the company makes thumb trigger, back tension, resistance activated and index finger releases. These can be used by bowhunters and target archers alike. Carter also makes a host of related products, including replacement wrist straps, spring kits and triggers. You can find more than 80 Carter products in the Lancaster Archery Supply, Inc., Pro Shop at 2195-A Old Philadelphia Pike, Lancaster, PA 17602, and on our website.