when you buy blakc discs!? like:
http://www.k-tecracing.com/show_product.asp?id=2564&appid=3
do they always stay black or doe steh pad surface wear away to silver very quickly?
http://www.k-tecracing.com/show_product.asp?id=2564&appid=3
do they always stay black or doe steh pad surface wear away to silver very quickly?