Stormbreaka V2 FCU Upgrades Service ( Installation Included) internal mod Final tooth shaved for angle

Final tooth shaved for angle of engagement improvement

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0 (Buna 70) - Rear Poppet

including stock ones

Stormbreaka V2 FCU Upgrades Service ( Installation Included) internal mod Final tooth shaved for angleThis service is provided in store only. V2 FCU. We will upgrade the original FCU in the Stormbreaka to the latest V2 FCU. V2 FCU will only activate the M4 mag when the pistol is shooting. Running with Stormbreaka on hand or shaking it won't activate the M4 mag. Specific installation is needed at our store. Stormbreaka V2 FCU: This chip is developed by RPM Techshop. Do not copy! The copyright of this chip is protected by Australian law and we reserve