PolarStar JACK Nozzle – MASADA / A&K – #13
The PolarStar JACK Nozzle #13 for MASADA / A&K is the platform-specific nozzle for PolarStar JACK HPA engine installations in MASADA and A&K body platforms. The MASADA (A&K variant) uses specific hop-up and nozzle path dimensions in the JACK range — #13 is the confirmed correct nozzle specification for reliable BB feeding in JACK builds using these specific body variants.
PolarStar is one of the leading HPA engine manufacturers in airsoft. For A&K MASADA operators building a JACK HPA conversion, #13 is the correct nozzle specification for A&K MASADA bodies in the JACK range.
- PolarStar JACK Nozzle — MASADA / A&K, #13
- Platform-specific nozzle for JACK HPA engine in A&K MASADA bodies
- Made by PolarStar Airsoft — leading HPA engine manufacturer



