This is an ATI Schmeisser 9mm 50-round window magazine for Glock 17 and 19 pistols. 

If you’re looking to maximize your Glock’s capacity without sacrificing reliability, this 50-round magazine from ATI is for you! 

Constructed from impact-resistant polymer and featuring a high-quality steel spring, this magazine delivers superior durability. Inside, you’ll find an anti-tilt polymer follower that brings an equal amount of reliability to the table!

Whether you’re breaking in a new gun at the range or plinking in your backyard, you’ll never regret having more ammo on hand!

Grab a couple of these 50-round magazines while they are still available!

DISCLAIMER: This product is not manufactured, authorized, endorsed, or warranted by GLOCK. GLOCK does not warrant or represent that this product is compatible with GLOCK pistols.