AC-90 steel armored cable is black striped color-coded. Flexible and efficient, no couplings or elbows needed. Copper conductors are THHN 90 deg. C. rated. 16AWG internal bonding wire and the outer armor form the grounding path. Anti-short bushings included. Permitted for branch circuits and feeders on both exposed and concealed work. Dry locations only. Due to the fluctuation of the copper market, Do it Best Corp. reserves the right to bill at the prices prevailing on date of shipment. We reserve the right to substitute similar quality by various manufacturers. UL listed.