ATI Bull-Dog SGA | 12 Gauge | 5+1 | ATIG12BDB

The American Tactical / ATI Bull-Dog SGA is a 12-gauge semi-automatic bullpup shotgun designed for users who want a magazine-fed, compact platform with modular accessory options. It ships with a detachable 5-round magazine, a 3-piece choke set, and adjustable open sights. The design emphasizes a shortened overall footprint and integrated Picatinny and M-LOK rails for mounting lights, optics, or foregrips.

Applications include tactical training and range-based shotgun sports where a compact, magazine-fed platform and rapid reloads are desirable. It also serves well for controlled short-range patterning and drills on the range.

Product Specifications

• The manufacturer is American Tactical / ATI.
• The model is Bull-Dog.
• The UPC is 819644026037.
• The gauge is 12 Gauge.
• The action is Semi-Auto.
• The listed capacity is 5 + 1.
• The chamber accepts up to 3″.
• Includes one 5-round detachable magazine.
• Includes a 3-piece choke tube set (Full, Modified, Improved Cylinder).
• Features adjustable open sights.
• Equipped with Picatinny and M-LOK rails.
• The stock is a black synthetic bullpup configuration.
• The safety is manual.
• Includes a black rubber recoil pad.

The Bull-Dog pairs a magazine-fed bullpup layout with modular rail options and an adjustable cheek rest to provide a compact, configurable platform for range work and training exercises. The included choke set allows shooters to tune shot patterns for different load and target selections, and the detachable magazine plus Picatinny/M-LOK options support accessory customization and rapid reload workflows.

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