Update- Mine is the Excallibar 11. It appears the PO hammered on the end of one of the bars, the other just needed some thin oil and rotating and moving it-more free now. Will have to find details on how to take bar apart to repair.
2002 Monaco Diplomat 36PBD, Avalanche toad, Glastron MX175 , X5 BMW, Almost enough toys, 3 dogs. 1 longtime wife(48 yrs)