The Taylor Freelance Goliath Plus Extended Magazine Base Pad allows you to wield 51+1 rounds from your Glock pistol-caliber carbine! Unprecedented strength: rigid design absorbs abuse and hard knocks. Quick-release base allows for easy cleaning (without taking the mag apart) "Sword-like" grip provides positive control when inserting -- you won't slip in a critical moment! Includes custom super-length spring. Note: Because of a combination of factors, Taylor Freelance basepads are built slightly "short" for best reliability. As a result, they will run properly with ammunition loaded to 1.125" overall or less. That's a typical length for 115- and 124-grain loads, but some (notably, Winchester 115 RN) will go out all the way to 1.160". If your extension will take 35 rounds and then becomes unreliable (or sticks), check the length of your ammunition! DISCLAIMER: This product is not manufactured, authorized, endorsed, or warranted by GLOCK. GLOCK does not wa...