This is the Promag Five-Seven 5.7x28mm 30-Round Magazine.

This Promag extended magazine will fit the FN Five-SeveN USG 5.7x28mm.

With a hard polymer construction, this magazine is much lighter than its competitors. The anti-tilt polymer follower and heat-treated chrome silicon spring make loading very easy. It also has steel-reinforced feedlips for a longer usable life.

This Promag FiveSeveN extended magazine has a witness holes down either side, so you know how much ammunition you have loaded or left in the mag. This FiveSeven magazine also features a grip extension, providing an increased capacity and grip on your FN Five-SeveN. This grip extension is textured, providing a higher degree of comfort when loaded.

Promag prides itself on making their products in the USA, where each and every step of the assembly process is checked and double-checked in order to maintain the same consistent level of quality.

This Promag magazine is perfect for the FN FiveSeven. Pick up a few of these Promag FiveSeven 5.7x28MM 30 round magazines from The Mag Shack!