HI (5ea.) & LO (5ea.) O-Rings for Premium Couplers (QCH14/QCL14). Use with older version of CPS Premium Coupler (Brass Or Chrome Finish with blank handles) Use black o-rings. Low side is 5/8" OD X 7/16" ID. High side is 3/4" OD X 9/16" ID X 3/32" Thick. Current Version of the CPS Premium Coupler (CPS Labels on the knob) Use the green o-rings. Low side is 15.6 mm OD X 10.8 mm ID X 2.4 mm Thick. High side o-ring is 18.6 mm OD X 13.8 mm ID X 2.4 mm Thick.
Warning: This product may 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 to www.P65Warnings.ca.gov