The Cru X E5 is a cross beast with race-optimised geometry OSBB tapered headtube internal cable routing & an outstanding stiffness-to-weight ratio. Build it up with the spec of your choice.> E5 Premium Aluminium canti frameset designed for the demands of cross racing with OSBB & carbon-like stiffness & handling for the most demanding cross course> FACT carbon canti fork with tapered steerer provides ample tyre clearance & the best balance of strength stiffness & compliance for cyclocross racing Technical Specifications FRAME Specialized E5 Premium Aluminium canti-specific fully manipulated tubing semi-compact race design shaped toptube 1-3/8&34; lower bearing internal cable routing integrated headset OSBBFORK Specialized FACT carbon canti-specific monocoque fork carbon steerer & crown for 1-3/8&34; lower bearing HEADSET 1-1/8&34; upper & 1-3/8&34; lower integrated sealed Cr-Mo cartridge bearings 20mm alloy cone spacer w/ 20mm of spacers BOTTOM BRACKET OS integrated sealed bearings SEATPOST Specialized Sport alloy 27.2mm SEAT BINDER Alloy w/ brake stop 32.6mm