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The UGS is installed into the VFC HK417 in the same manner as the original buffer tube by threading into the receiver
5 micron filter and check valve to prevent liquid CO2 from entering the regulator regardless of the rifle's orientation and therefore safeguarding the system from any spikes in pressure
CQB (275mm) = 423fps
05x380mm: 12g = ~180 shots
Tokyo Marui and Galaxy MP5K models
Wire Harness Rev. 2 Nozzles The UGS is installed intoThe PolarStar wire harness is constructed with 24 AWG wire for superior continuity and features a nylon mesh sheath to protect the wires as they pass through the replica's body. These harnesses are universally compatible with all PolarStar electro pneumatic HPA systems excluding the original V2 GEN1 Fusion Engine and Amoeba kits. Compatible with any PolarStar system that uses a REV2 or REV3 FCU. 18" is standard length for V2 kits in F2, F1 and JACK.