The JCC JC14004BLK Mainline 16A Coupler in black is a pack of six track couplers designed for lighting systems. With a 16A amperage capacity, these couplers are reliable and efficient for connecting electrical components. The sleek black colour adds a modern touch to any lighting setup, while the trusted JCC brand ensures quality and performance. Perfect for DIY enthusiasts and professionals alike, these track couplers are a practical and essential addition to any lighting installation.