welcome to the forum its a great place to get your questions answered. lug nuts can be a problem and really do need to be checked for proper torque some never change others not so. If you can't find the correct replacement you might consider changing wheels to a more conventional rim.
Jake my sidekick (yellow Lab) 10/04 - 05/20
2017 RAM 2500 CC 4X4 Cummins Diesel
2016 Flagstaff 26 FKWS
AF&AM & El Korah Shrine of Idaho