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PolarStar HPA Fusion Engine V2 Gen 3 G&G SR25 Gearbox

SKU: PS-FEV2-SR25GG PolarStarOut of stock Map ProtectedPrice is map protected. Coupon(s) may not be applied to this item.

  • Stabilizes the BB in the hop up before firing
  • Removes any spin that may cause BBs to veer in a different directions at range
  • Immediate trigger response without dryfire
  • User selectable Semi/Full Auto, Semi Auto Only and Variable Burst modes
  • FCU adjusts key settings to meet field requirements
  • Fusion Engine for Specifically V2 gearbox
  • Improves hop up performance with a wide range of stock and aftermarket options
  • Assembled from CNC machined aluminum components
  • Designed, manufactured and built in the U.S.A.
  • True closed bolt operation provides superior air seal and promotes accuracy
  • Independently adjustable velocity and cyclic rate
  • Auto Switch mode allows for proper selector configuration for specific models
  • Interchangeable air nozzles shift the velocity adjustment range up or down
  • Easy to use Fire Control Unit (FCU) with display and five position joystick
  • Uniform shot-to-shot air volume discharge allows for unmatched velocity consistency
  • Instantaneous trigger response. Faster than an AEG with a Li-Po
  • Capable of functioning in damp and sub-freezing climates without affecting performance or reliability


In the Box

1X Fusion Engine


1X Set of Wireharness'

1X Trigger board

1X Manual


Brand Polarstar
Nozzle Type SR25 GG
Compatibility SR25 GGÂ
Propellant HPA
Material Aluminum Alloy

California Proposition 65 Warning: Cancer and Reproductive Harm -

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