2" no hub coupling for no hub systems, couplings shipped as assembled units, stainless steel corrugated shield & clamps assembled over a molded piece neoprene sealing sleeve, no hub couplings are used to join cast iron pipe & fittings.
WARNING: This product can expose you to chemicals including lead, which are known to the State of California to cause cancer and birth defects or other reproductive harm. For more information go towww.P65Warnings.ca.gov