Amoeba (ARES) Striker S1 Silencer extend Western arms systems will need

Western arms systems will need to use negative pressure bolt carrier

They require scissors to cut them out but once you have it's very quick and easy to install

That means you can choose JG M4

Guarder Original Frame for Tokyo Marui M&P9 (Dark Earth)

Rubber Head & Metal Base

Amoeba (ARES) Striker S1 Silencer extend Western arms systems will needAmoeba (ARES) Striker S1 Silencer Full Metal Construction Stylish constructed Barrel Extension Suitable for Amoeba (ARES) STRIKER S1 Spring Sniper Rifle Engraved "Striker" graffiti marking and Detail marking on Silencer Super rigid construction for high end upgrade user Very authentic look Length: 240mm Diameter: 40mm