Filtered QD Fitting Switchboards It also has a microswitch

It also has a microswitch on the back which interfaces with the rifle's selector controls

LCD screen and Joystick for easy and precise adjustments

It's solid

PolarStar Hop Up Thing

Wide Velocity Adjustment Range

Filtered QD Fitting Switchboards It also has a microswitchProtect your HPA investment with the PolarStar Filtered QD Fitting. Flow & Filtration: Our Filtered QD Fitting ensures that your HPA system receives only clean gas free from any particles that would be large enough to cause leaks or poor performance. The 80 micron filter element removes particles as small as the diameter of a human hair (0. 003"), protecting the seals and solenoids. The conical shape provides a larger surface area compared to a disc