Watts QT-123 single vertical adjustable water closet carrier with epoxy coated cast iron fitting, 4"(102) no hub waste and 2"(51) no hub vent connections, epoxy coated cast iron patent pending faceplate assembly, epoxy coated cast iron foot supports with incremental height markings, and rear anchor bar. Adjustable for standard and wheelchair height, adjustable ABS nipple with integral test cap and neoprene bowl gasket, plated hardware and chrome cap nuts. Carrier complies with the requirements of ASME A112.6.1M up to a 750 lb. (340 kg) static load.