The Barrels Different Activities Held at The Barrels! The Barrels – Five Stand-5 participants rotate firing at clays thrown from different directions. The Barrels- Pistol-“Pistol, Both .22 and 9 mm at paper targets, then steel with increasing difficulty. Age requirement, 14 years or finished 8th grade.” The Barrels – Rifle-Traditional .22 Rifle at 50 Ft paper target; Hi power.223 rifle at 100 yards steel targets. Sporting Clays-Shotguns firing at clays in different directions. The Barrels – Trap- 12 ga.Shotgun, straight away clay pigeons.