Description Ammo Caliber: 20 gauge - Shell Length: 2 3/4 inch - Shot Size: 20 Pellets 3 Buck - Muzzle Velocity: 1175 ft/sec Firearms, trailers, and some accessories are only available for purchase in stores. Each location follows all BATF and individual state/county/city laws to insure the desired product is legal for sale. Any info provided online is subject to change, please go to your local store for more accurate information.