Tom Ritchey is a legend in the industry. Designing and weldinghis first bike at 15yrs old. The experience and knowledge has not only helped developed a distinct style and ride quality - he is no joke, with his designs with proven results on the world cup circuit. Here we take 40 years of bike building heritage and innovation - not many brands can attest to that. The Logic Road is simply one of the most comfortable bikes out there. It has a heat-treated, triple butted proprietary Ritchey Logic tubeset with a straight head tube and aggressive short-butted sections optimised for the TIG welds which help improve ride quality. It's got that old skool look but you will be hard pressed to find a modern road bike that will feel as good as this. Wether you like to climb the big hills or hit descents like a mad person, the Logic Road gives a flawless ride, confidence inspiring and simply a blast to ride all day long. Flat mount disc brake, thru-axles and a new fork designed to match the Logic road framest. Heat-treated, triple-butted Ritchey Logic steel tubing - TIG welded Electrophoretic Deposition (ED Coat) treated for corrosion resistance 27.2mm seat tube with integrated seat collar (max torque setting: 6Nm) 142mm spacing (12mm alloy thru-axle included) Can accommodate 1X or 2X chainrings Stealth wire routing for semi-wireless Di2 groupsets 68mm BSA bottom bracket Will fit 1x and 2x chainring options Ultra-light forged and machined straight 1-1/8" headtube Crankset min/max ring size - single36 to 50t / double: 46/30t to 53/39t Wheel and tire compatibility700 x 30c tire clearance Weight 1,940g (55cm) - Fork weight (420g)