The Gamber-Johnson 7160-0525 MCS breakaway arm rest is made of heavy gauge steel construction for long-term durability and has black powder coat finish for maximum corrosion resistance. The arm rest pad slides forward 2 in for a more comfortable arm rest position. The arm rest swivels 100 deg. from the driver to help Minimize injury to the driver when in a side impact situation. Both the slide and swivel offer an adjustable tension feature. The sleek, padded arm rest flips up for convenience.