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Type firstDescription
PolarStar Fusion Engine for M249 Gearbox Series 0.25 g 36% larger piston area than 7256 36% larger piston area than classic STORM and faster refresh rate Adjustable FPS Independently adjustable velocity and cyclic rate ROF: 30rps+ The maximum cyclic rate of the Fusion Engine™ is affected by several factors such as the operating pressure as well as the quality of the magazine and BB's used
Exchange/Return Notes
- We offer a 30-day return/exchange service after receiving.
- Final sale items are not eligible for returns or exchanges.
- To process your return/exchange, please contact us at [email protected]
- Please click here for more details>>> Return & Exchange Policy
Frequently Asked Questions for PolarStar Fusion Engine for M249 Gearbox Series 0.25 g 36% larger piston area than 7256
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