I’m trying to find a old meter jaw for a uni pack challenger. 400 amp four 125 amp meters with breaker disconnect. One of the meters jaw broke I tried to locate at one of my suppliers in town. We used to have a supplier that had a bone yard with old equipment kinda like a pick a part.Unfortunately they no longer exist can some one recommend a place anyware in the us that I can call and order old equipment thanks, family in that unit is out of power