I'm building up a Rockhopper from 1999 for my son. Its Ritchey steel, which can't be bad. A 17 inch, 55cm top tube. Hope its not too big, otherwise I will have to ride it! XT 750 waiting to be added, plus a WTB Silverado saddle, LX hubs and 221 rims. Some blue DMR Vault flat pedals, and brakes...