This is the Fostech Origin-12 12 gauge 20-round drum magazine.

Upgrade your Fostech Origin-12’s capacity with this factory 20-round drum magazine! 

Designed with maximum durability in mind, Fostech constructs each of these magazines from aircraft-grade billet aluminum. The skeletonized design provides a continuous view of your ammo, so you’ll never lose track of your remaining capacity. 

With this drum mag, you definitely get what you pay for, as it will ensure you are prepared for anything and everything! 

Order one of these high-quality drum magazines while they are still in stock! You won’t regret it!