Maztech FCS-To-LRF Cable 20in Black. The X4 FCS-to-LRF Cable connects from the Hotshoe on the X4-FCS to the I/O Accessory Port on the X4-LRF. The I/O Accessory Port remains available on the X4-FCS for either the X4 Rail-Mounted Remote or the X4 Low-Profile Remote. Specifications for Maztech FCS-To-LRF Cable: Manufacturer: Maztech Color: Black Features of Maztech FCS-To-LRF Cable X4-LRF Range Data available instantly in the X4-FCS Designed to meet MIL-STD-810 environmental specs Allows for use of X4-FCS I/O Port by an X4 Wired Remote Rugged breakaway I/O Connector Package Contents: Maztech FCS-To-LRF Cable Installation Instructions Maztech MZT006-20-S-BLK: FCS-To-LRF Cable 20in Black