To power the lights on your trailer you need the Curt Powered Tail Light Converter with 4-Pole Flat Trailer Connector # C59236. This wiring harness uses quick splices to connect to your signal wiring. It also has a powered converter that connects directly to your battery to reduce any strain on the vehicle wiring. view full answer...
We do have 1/2 inch lug bolts like what you mentioned needing with the part # RG02-020 for a set of 4 that have a 60 degree cone or part # RG02-040 which is a set of 4 that have a 90 degree cone. Both of these are fine thread which also matches the 20 threads per inch you need as well. view full answer...
Yes, we do carry that hitch on our site! That is the Curt Trailer Hitch Receiver - Custom Fit - Class III - 2" # C23WR. This Curt hitch is confirmed to fit your 2022 Hyundai Santa Cruz and comes with all hardware required for a bolt-on installation. view full answer...