Pay in 4 interest-free payments of $15.00 Learn more
Ships within 48 hours · Estimated delivery Aug 8 - Aug 13
High quality
the JACK™ still retains the same performance and quality you have come to expect from PolarStar products
Optical and magnetic sensors allow to eliminate many moving parts that are prone to damage
Optional High Pressure Spring boots maximum pressure to ~200psi
lightweight poppet valve design yet still operates on the same principle as the Fusion Engine™ poppet
P1 Gas Blowback Unit Blacksite High qualityP1 complete gas blowback unit
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