ATI Bulldog Bullpup 12 Gauge Semi-Auto — 18.5in Tan

About this product

The ATI Bulldog is a compact bullpup-style semi-automatic 12 gauge shotgun designed with modular features for tactical use, sport shooting, and defensive applications. It pairs a synthetic tan fixed bullpup stock with a black steel barrel and receiver components, and offers an AR-style charging handle for familiar operation. The Bulldog includes removable adjustable open sights, Picatinny and M-LOK attachment points, and a set of three internal choke tubes to tailor shot patterns.

Key Specifications

• The shotgun is chambered in 12 Gauge.
• The action type is Semi-Auto.
• The barrel measures 18.5 inches.
• The chamber accepts shells up to 3 inches.
• The package includes three choke tubes (Full, Modified, and Improved Cylinder noted in specs).
• The firearm ships with one 5‑round detachable magazine and a Picatinny cut-out to use a spare mag as a foregrip.
• The stock is a fixed tan synthetic bullpup design with an adjustable cheek rest.
• Sights are removable adjustable open sights for quick acquisition.
• Accessory mounting includes Picatinny and M-LOK rails for lights, optics or grips.
• Safety is a manual safety as listed in the product attributes.

Compact and feature-rich, the ATI Bulldog blends a tactical layout with practical features for range, home defense, and training. Its bullpup profile shortens overall handling length while retaining a full-length barrel, and the included choke set and accessory rails give users flexibility for a variety of setups.

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