The GF25 can take on any job you throw at it - from target shooting to home defense. It's equipped with heavy accessory attachment capability such as QD sling attachments so you'll always be ready for action. Don't worry about reliability, the GF25 is designed with durability in mind and will be with you for years to come. This 12 gauge (12ga) magazine fed ar style shotgun comes standard with two (2) five (5) round magazines, and a cylinder choke and is compatible with all 3" shell MKA 1919 magazine models.