Martin XR Recurve Bow The XR Recurve bow, from Martin Archery, is a youth bow with a new design that converts easily from right- to left-handed use. An ideal, affordable way to introduce aspiring archers to this exciting sport, the 46-inch bow features a full sight window and elevated rest for easier and more accurate shooting. The fully capturing arrow rest holds arrows in place while lining up your shot, making it both easier and safer to shoot.