JACK™ HPA Conversion Kit MODEL:HK417/G28 (VFC) - #1 Nozzle If you are someone that

If you are someone that has always wanted to have the performance and versatility of an HPA system but just couldn't bear the thought of being tethered to an airline or having a tank screwed into the back of your rifle

Any products sold with the "Purrformance" Logo will have 100% of the profits donated to a local Animal Rescue

Don't do that

Compatible with standard HPA as well as SLP tanks

JACK™ HPA Conversion Kit MODEL:HK417/G28 (VFC) - #1 Nozzle If you are someone thatCode Name "Simple Jack" The JACK was designed to answer the demand for an affordable, high performance HPA (High Pressure Air) conversion for AEG's. The system is a drop in cylinder replacement that is universally compatible with a wide range of gearbox versions that have center line nozzles. PolarStar Filter Fitting now included! Similar to its sister products, the JACK replaces the original gearbox components with a programmable pneumatic system