Specification - MC-10D-EXT - Double, Horizontal, Adjustable Water Closet Carrier for ADA in Middle of Battery MIFAB Series MC-10D-EXT double, horizontal, adjustable, high rough-in water closet carrier with lacquered cast iron fitting, 4" (102) no hub waste and 2" (51) no hub vent connection, lacquered cast iron gasketed, adjustable faceplates, universal floor mounted cast iron foot supports, adjustable 8" tapered thread ABS nipples with integral test caps, neoprene bowl gaskets, hardware, threaded rod protectors, polished chrome plated finishing cap nuts.