A2Z, the brainchild of a group of hardcore cyclists, is a brand that has been designing and manufacturing components and accessories for disc brake systems since 1998. These cyclists pooled together their creative talent and technical expertise to develop a range of innovative components and accessories engineered specifically for bicycle disc brake systems. A2Z Design and Development Inc. offers a complete line of components and accessories that are compatible with an array of different disc brake mounting standards and rotor sizes. As well as being known for their disc brake spare parts A2Z also produce a range of bolts, headset spacers, lock rings, quick release levers and stem top caps. All products have been designed and tested by A2Z employees and sponsored athletes who ride hard and demand the best out of their equipment.