Polarstar Jack - V2 Ares EFCS/APS eSE Games Workshop Set at a standard output

Set at a standard output pressure of 800psi

Capacity: 22rds

This upper section can be used in conjunction with a tactical Lower Handguard or used with your standard/original Handguard for a hybrid look

allowing you to keep track of how many BBs remain in your magazine on the fly

HPA Foster Fitting (US Spec)

Polarstar Jack - V2 Ares EFCS/APS eSE Games Workshop Set at a standard outputThe 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. Similar to its sister products, the JACK replaces the original gearbox components with a programmable pneumatic system allowing for higher performance and greater reliability over a