The equilibrium disc 30 every part the proficient head turning modern day classic full mechanical shimano ultegra wide range gearing the forgiving compliant ride of a good steel frame generous tyre clearances and mudguard and rear rack eyelets the equilibrium disc 30 is the perfect one bike for any tarmac occasion whether that be commuting to work sucking up the pothole thumps fast weekend club rides or even tackling the cobbles and climbs of the spring classics