Saunders Double Eagle Pro Wrist Rocket Slingshot w/ Twin Flat Bands Saunders introduced the world's first wrist-braced slingshot in 1954--the Wrist-Rocket The SAUNDERS DOUBLE EAGLE WRIST ROCKET can shoot 1/4" ammo over 225 feet per seconds Dual Twin Flat Bands For Ultimate Power. A slingshot is not a Toy. ALWAYS USE SAFETY GLASSES Please read and follow all safety warnings and instructions included with each slingshot.