Billed by Ridley as an all-road bike, it statements the Grifn can perform it all. The geometry is racy for an endurance bike but nonetheless allows you to fit 40mm tyres by using a 1x groupset, and 38mm rubber that has a double chainset set up.  Adjustable Seat: Indeed (height adjustable and front/back adjustable) Why We Love It Rookies have to ha