Billed by Ridley as an all-road bike, it statements the Grifn can do everything. The geometry is racy for an endurance bike but still permits you to match 40mm tyres having a 1x groupset, and 38mm rubber which has a double chainset set up.  Adjustable Seat: Of course (top adjustable and entrance/again adjustable) Why We Find it irresistible Beginn