To install:
Drop "KR10 Black RX" folder into Game\data\mod\UserMods\Skaters\

Credits: 

DS Black and Black RX ripped and rigged by Anya_LMNG

Wii/High Res Black RX ripped by Random Talking Bush at Models-Resource.

Original models created by Natsume, Eighting, Bandai Namco, and Toei Company.