Description PRODUCT DETAIL:Manufacturer: Aguila Model: Field High Velocity Bullet Type: #6 Shot Caliber: 20 Gauge Shell Length: 2.75â Rounds Per Box: 25 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.