12 Gauge Only Shotgun Magazine Extension Assembly Kit by Carlson’s

Upgrade your shotgun with the Carlson’s Choke Tubes Magazine Extension Assembly – 12 Gauge Only, designed to deliver enhanced firepower, faster reloads, and tactical versatility. Whether you’re competing in 3-gun, defending your home, or hunting, this durable magazine extension gives you the extra rounds you need when it matters most.

Constructed from high-strength blued steel, this extension is built to withstand tough field conditions and heavy use. It includes everything needed for a simple installation: the extension tube, spring, base clamp, and follower—all precision-engineered to ensure reliable feeding and smooth cycling.

Key Features:

• Gauge Compatibility: 12 Gauge only – fits most popular shotgun models

• Increased Capacity: Adds 2 to 5 rounds, depending on shotgun and extension size

• Complete Kit: Includes extension tube, spring, base clamp, and high-visibility follower

• Durable Construction: Made from rugged, blued steel for long-lasting performance

• Easy Installation: No gunsmithing required – ready to mount and use

• Perfect For: 3-Gun competition, tactical use, law enforcement, and home defense

• Improved Reload Speed: Extended magazine means fewer reloads and more uptime

• Made in the USA: Quality craftsmanship from Carlson’s Choke Tubes

Boost your shotgun’s capability and confidence with the Carlson’s 12 Gauge Magazine Extension Assembly—the go-to upgrade for serious shooters who demand reliability and performance.