Balystik FCU Wire Harness for Polarstar (M4 version)

The Balystik FCU Wire Harness for Polarstar (M4 version) is a high-quality cabling solution for connecting your Fire Control Unit (FCU) within Polarstar HPA systems. This specific version is optimised for use in M4 platforms and provides a robust, efficient connection between the FCU and other components, such as your trigger board, battery and solenoid. With this harness, you get a plug-and-play solution for a neat, reliable and compatible setup.

Key features

This FCU harness is equipped with high-quality wiring and connectors that fit perfectly with the standard Polarstar FCU and trigger board configurations within M4 HPA builds. The cabling is equipped with sturdy, well-insulated connectors that can withstand stress and repeated connection. Thanks to the specific M4 design, the length and shape of the cables are tailored to common layouts in standard M4 bodies, making installation easier and more efficient. In addition, this harness is ideal for techs or players who want to replace their wiring without soldering.

• Compatible with Polarstar FCUs – including Fusion Engine and Jack
• Specifically designed for M4 platforms – optimal cable length and fit
• Equipped with high-quality connectors – sturdy, secure and reliable
• No soldering required – ideal for quick or temporary installations
• Ensures stable communication between FCU, solenoid and power supply

Why choose the Balystik FCU Wire Harness for Polarstar (M4 version)?

This harness is the perfect choice for players looking for a reliable replacement or upgrade for their existing Polarstar cabling. The fit is tailored to M4 HPA builds, which makes installation easy and prevents too much or too little cable space. Thanks to the high material quality and finish, you are assured of stable operation and minimal susceptibility to malfunctions in the field.

Ensure a neat and stable connection in your HPA build with the Balystik FCU Wire Harness for Polarstar (M4 version) – efficient, reliable and ready to install.