Carlson’s Magazine Extension for Beretta A300/A400 Xtrema & TX4 Storm – 8-Shot 12 Gauge

Maximize your shotgun’s capacity with the Carlson’s Magazine Extension for the Beretta A300 Xtrema, A400 Xtreme, and TX4 Storm in 12 gauge. This precision-engineered extension increases your magazine capacity to 8 rounds, giving you more rounds on tap when it matters most — whether you’re in the field, on the range, or running competition stages.

Constructed from durable blued steel, this extension is built to withstand the demands of regular use while maintaining a clean, factory-matched appearance. Installation is straightforward: the threaded tube replaces your existing magazine cap and comes complete with a replacement spring, base clamp, and a high-visibility follower for reliable feeding and easy round-count awareness.

**Key Features:**
– Increases magazine capacity to 8 rounds
– Blued steel construction for durability and corrosion resistance
– Threaded tube replaces the factory magazine cap
– Includes spring, base clamp, and high-visibility follower
– Compatible with Beretta A300 Xtrema, A400 Xtreme, and TX4 Storm (12 gauge only)

**Please Note:** This item cannot be shipped directly to California.

Order online today from VanTon Arms and take advantage of our competitive pricing and fast nationwide shipping. SKU: 04512