The ATI Bulldog is a bullpup-style semi-automatic shotgun chambered for 20 Gauge with an 18.5″ barrel. It pairs a fixed synthetic bullpup stock in green with a matte black metal finish, and ships with one 5-round magazine plus a set of three choke tubes. The design includes Picatinny and M-LOK attachment points, an adjustable cheek rest and adjustable open sights for a practical, compact platform.
Key Specifications
- The gauge is 20 Gauge.
- The barrel measures 18.5 inches.
- The action type is Semi-Auto.
- The capacity is 5 + 1.
- The stock is a fixed bullpup synthetic finished in Green.
- The firearm includes 3 choke tubes and one 5-round magazine.
- The overall length is listed as 39 inches.
- The listed weight is 8.3 lbs..
- The barrel material is Steel and the receiver material is listed as Aluminum.
- Sights and mounting: Adjustable open sights with Picatinny and M-LOK rails.
Compact by design, the Bulldog bullpup configuration preserves a full-length shotgun barrel while reducing overall length for tighter handling in constrained environments. The combination of a 3″ chamber, included choke set and a 5 + 1 capacity makes the platform adaptable for range use, sport shooting, and household security-minded owners seeking a compact 20 Gauge semi-auto. Built features such as the adjustable cheek rest and accessory rails support practical setup choices for optics and accessories.
Product information is supplied by the manufacturer and/or distributor and may be automatically formatted or enhanced using AI for clarity and consistency. While we strive for accuracy, specifications, features, and included items may change without notice. Always verify details using the manufacturer’s official documentation and the information shown on this product page before purchase or use.
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