2012 Specialized Venge
S-Work Tarmac SL3 2011 with carbon OSBB, Sram red gxp crank
06/2014: "I'am using a c-bear bottom bracket in my Specialized Demo 8 Carbon. Crank axle standard is GXP (24mm/22mm). Do I need the springring and spacer on the axle?" Stefan
C-bear: "You only need to use a spacer on the drive side."