Adjustable direct mount cable fixture. Simple “bare lamp” design that is easily enhanced with optional shades. Max. 50W lamp: MR8, MR11 or MR16 TC51: 2"H, 5 1/2"W, Use with cable spacing of 3" to 4 1/2" TC518: 2"H, 9"W, Use with cable spacing of 6" to 8"