*Siginificant price discount will be applied for youth archer clubs and schools. Please call for details!* Designed by the "legendary" Hall of Famer and U.S. Olympic Archery Coach, Al Henderson. Great for short compound bow shooters. A tough, super-duty nock. Stands up to incredible punishment. Available in: 5/16" (11 grains) and 9/32 (8 grains)