The graterthe grater range of urban bicycles is built around lightweight aluminium frames and reliable parts for riding in any weather durable wheels puncture resistant tyres and anti rust chains are just some of the features you will find across the range to help keep maintenance to a minimum charge39s award winning saddles and grips are fitted to every model shimano hydraulic brakesshimano hydraulic disc brakes with 6 bolt 180mm rotors both front and rear its ergonomic levers shall all