Elite Force KWA MP7 Gas Magazine Rebuild Kit grip light and the Echo 1 PSR

and the Echo 1 PSR rifles

HPA Air Tank (non-SLP tan regulator is okay

Battery goes in the top upper receiver (stick type only - see specific fit for info below)

More info on Gate's website - see their manual and such

Elite Force KWA MP7 Gas Magazine Rebuild Kit grip light and the Echo 1 PSRElite Force KWA MP7 Gas Magazine Rebuild Kit. Contains all the common parts to get your KWA MP7 gas gun magazine running again. Authentic KWA factory made parts in one handy pack. Includes green gas valves (fill and discharge), seals, follower, lip, bottom mag plate, and spring. Licensed by H&K. Works with HK MP7 magazine 2279021 2211110