RX support bar with height adjustment, W: 45 mm, RiLineX mounting rail for device adapter, Polyamide (PA 6) Fire behavior corresponding to UL 94, RAL 9005 RAL 35745, 45 mm, 12 mm, 1.77 in, 0.47 in, 39269097, 8 pc(s), 0.317 lbs, , RiLineX support rails for device adapters of width 45 mm for 60 mm busbar systems. Height-adjustable, ideal for mounting motor starter combinations with different mounting levels. For mounting surface-mounted devices with snap-on fastening on device adapters and device carriers.