Those of you with these wheels... can you please tell me what the dimensions are on the lug nuts that you're using? I'm ready to order some for my RPM 505s, but I'm not sure of what size to get. Any help will be appreciated.

Here's what I'm looking at: http://www.amazon.com/Black-Spline-D...=pd_sbs_auto_4

 

Those look like the correct ones.