15 inch wheels and red circle dog dish caps

Forgot to mention, I will need a 10" rim in the back. Not sure if that's available.

Edit: I see these but don't know if the cap will fit?

http://www.summitracing.com/parts/WVI-14-501205/?rtype=10

Another one:

http://www.summitracing.com/parts/CRR-3135105/