What is an FCU and how does it relate to this trigger board?
BlackLeaf Airsoft Ares Amoeba Trigger Board | Wolverine R2 FCU Cable
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Open Jun 21, 2026 - 07:53 AM
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Answer
Jun 21, 2026 - 07:53 AM
FCU stands for Fire Control Unit, which manages firing modes and timing in HPA-powered airsoft guns. The blackleaf trigger board works with the FCU to enable burst fire and other advanced features, offering greater customization and control for the user.
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