dmr switchback dmr conrod stem titec bars front and rear deore lx hydro's xt center lock disc hubs hollowtech 2 deore lx mega 9 drive lx shifters deore front derallier xt rear derallier Mx comp 04 eta mavic 717 front rim sun single track rear fire xc pro thompson elite seat post dmr clamp turbo mach 4 seat 520 reynolds chro-moly