Umarex 30 Rds Co2 Magazine for Umarex H&K MP5 GBB Series ( by VFC ) Janus Division Group ( JDG ) sometimes still have to modify

sometimes still have to modify the other components to achieve the best performance

CYMA VSR10 Magazine for AEG (55 rounds) (Black)

Improve the tightness of the chamber and stabilizes the muzzle velocity

** Airsoft Use Only **

Umarex 30 Rds Co2 Magazine for Umarex H&K MP5 GBB Series ( by VFC ) Janus Division Group ( JDG ) sometimes still have to modifyEnhance your airsoft experience with the Umarex 30 Rds CO2 Magazine, specifically designed for the Umarex H&K MP5 GBB series. This durable magazine provides reliable performance and consistent power, ensuring optimal firing efficiency. With a 30 round capacity, it allows for extended gameplay without frequent reloads.