Ancor NMEA 2000 Drop Cable - 5M Brand_Proleurre but they are definitely not

but they are definitely not the only part

Large cables passed through holes are subject to chafing even when protective grommeting is used

Allows the use of Class T fuses for fast acting circuit protection of inverters and other electronics

Nylon Tubing 3/8" OD - 50'

Ancor NMEA 2000 Drop Cable - 5M Brand_Proleurre but they are definitely notNMEA 2000 Drop Cable 5M Ancor's NMEA 2000 Approved Drop Cables offer connection between an NMEA 2000 device and tee connector. The black couplers connect to the corresponding Ancor tees creating a simplified, color coded network installation. The drop cables are smaller in diameter and more flexible than backbone cables for easy connection to NMEA 2000 devices. The drop cables are available in four lengths from 0. 5 meter (1. 6 feet) to 5 meters (16.