Abstract: A mating ring for mounting a meter cover to a meter base includes a molded plastic mating ring having portions configured to engage the meter cover flange and portions configured to engage the meter base. A plurality of wedges and opposing ring flanges are provided on the ring to hold the cover flange. The wedges have a sloped surface to facilitate assembly using a donut press. The mating ring engagement features are designed to facilitate one piece molding of the ring.