Hephaestus Airsoft released a video on their new Recoil Power Kit for the PTS/KWA Masada Gas Blowback Rifle which is coming soon. This kit increases the weight of the bolt carrier by ~25% and it has a dual-spring design for sharp and fast recoil. With this kit, user will experience an increase in kick and enhanced shooting experience without sacrificing the rate of fire and gas efficiency.
Hephaestus Airsoft announced their new Recoil Power Kit for the KSC/KWA Vz61 Skorpion GBB. This is CNC machined brass construction and designed to increase kick and enhance shooting experience, without sacrificing the rate of fire and gas efficiency. It is a drop-in replacement for original Main Seal Base and easy to install. Suitable for KSC/KWA Vz61 GBB SMGs.