Airtech Studios R-HOP arm er designet til at være et direkte drop-in opgradering som giver et perfekt (TDC) (Top-Down-Centre) pres på gummiet

The shotguns here can also be used in air rifles with rotary magazines

Can be used with both green and red tracer bullets and can be used up to rof 35

A2 high speed motor with long shaft

Each set includes two plates

PolarStar Kythera SA, V3 AK Taktisk Gear Airtech Studios R-HOP arm erPolarstar's latest take on an HPA unit is high quality as you know from their other products. This model is purely mechanical and therefore avoids having to bother with electronics, which also means that the system is 100% waterproof. This means that this version only shoots semi automatically, but they have also developed a unique trigger system where they have tried to get as close to the feeling of real rifles as possible. All in all, the Kythera