This is a standard factory replacement magazine.
Now that the Heckler & Koch VP9 is represented in the T4E line of magazine fed paint, rubber, and dust ball markers, you will need extra magazines to fully maximize your experience with this superb training and paintball tool. Like other magazines in the T4E handgun marker line, the HK VP9 holds 8 rounds of . T4E HK VP9 Paintball Marker Magazine .43 caliber.