Kel‑Tec KSG Defender 12 Gauge 18.5 in Pump-Action

The Kel‑Tec KSG Defender is a compact bullpup pump-action 12-gauge shotgun designed to maximize capacity and maneuverability in a short overall package. It uses dual magazine tubes with a selector switch to allow on-the-fly selection between tubes and bottom loading/ejection for true ambidextrous operation. This enhanced kit configuration includes a Magpul RVG vertical grip, Magpul flip-up sights, a Carlson compensator, and an adjustable cheek riser.

Key Specifications

• The manufacturer is Kel‑Tec.
• The action is Pump Action.
• The gauge is 12 Gauge.
• The chamber accepts 3" shells.
• The barrel measures 18.5 inches.
• The overall length is 26.1 inches.
• The stock material is black synthetic with an adjustable cheek riser.
• Sights are Magpul flip-up front and rear.
• The muzzle device is a Carlson compensator.
• The design is bullpup with ambidextrous bottom loading and ejection.

This configuration of the KSG Defender delivers a compact, configurable platform suitable for close-quarters and tactical applications where a short overall length and modular accessory options are priorities. Its dual-tube magazine architecture and ambidextrous controls make it flexible for a range of users, while included accessories like the Magpul RVG grip, flip-up sights and Carlson compensator provide ready-to-use utility out of the box.