Airtac KWA / KSC / ASG MP9 to M4 HPA Adapter - Non-Prebuilt

We’ve replicated and printed the short MP9 magazine, meaning you no longer need to source one. Requires installation of MP9 feed lips, valve, and gas router (this can be sourced from a short OR LONG MP9 magazine) M4 Adapter Info Compatible with most airsoft M4 magazines. We recommend EPM1/EPM1s magazines for high ROF setups, as they have the strongest springs 2-3 BBs are dropped when changing mag Image below shows fileable/replaceable rear shim