Compatible with any mag on the market. (UPGRADED VERSION 9.6.23)

Monk Customs' very own M4-adapter is called M-adapter! Use your HPA M4 mags on your Hi-capa or Glock, connecting your air-hose directly to the adapter. The carefully chosen angle enables close to the ground plays.

M-adapter is available in nylon and aluminium versions.

Monk Customs M4 adapter is created using high-grade aluminium to achieve that perfect combination of quality, balanced weight and durability.