Killer Innovations Velocity Glock 17 Magazine Extension Gray VAMEXG17GRY. These Magazine Extensions from Killer Innovations add an extra 5 rounds of 9mm or 4 rounds of .40 to your Glock mags. Killer Innovations Magazine Extensions were designed with...
Killer Innovations Velocity Glock 17 Magazine Extension Gray VAMEXG17GRY. These Magazine Extensions from Killer Innovations add an extra 5 rounds of 9mm or 4 rounds of .40 to your Glock mags. Killer Innovations Magazine Extensions were designed with...