EXAMINE THIS REPORT ON STAIR MASTER MACHINE

Billed by Ridley being an all-road bike, it claims the Grifn can perform all of it. The geometry is racy for an endurance bike but nonetheless allows you to match 40mm tyres using a 1x groupset, and 38mm rubber that has a double chainset set up. With your feet while in the pedals, rotate the pedal crank until it's horizontal and amount with the gr