Taran Tactical Innovations Genesis Arms Genn 12ga Extension 3 Round Flat Black 3. Adding 3 rounds to your existing 10-round magazine it boosts capacity to 13 rounds. Crafted for durability and precision this extension ensures reliable performance. Whether in competition or defense it gives you the firepower edge you need. Upgrade your shotgun with the TTI Gen-12 Basepad and elevate your shooting game. Specifications for Taran Tactical Innovations Genesis Arms Genn 12ga Extension 3 Round: Manufacturer: Taran Tactical Innovations Magazine Capacity: 3 Round Package Contents: Taran Tactical Innovations Genesis Arms Genn 12ga Extension 3 Round Spring Taran Tactical Innovations GEN12BP-00: Genesis Arms Genn 12ga Extension 3 Round Flat Black