A2Z Mountain Bike Disc Brake Adaptor 40mm AD638 x 1


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Introducing: A2Z Mountain Bike Disc Brake Adaptor 40mm AD638 x 1

A2Z have regularly made great equipment for a long time. The A2Z Mountain Bike Disc Brake Adaptor 40mm AD638 x 1 is no exception and is sure to become an extremely succesful model.

Manufacturer Description

A2Z have been designing and Manufacturing components and accessories for disc brakes since 1998.  Unsatisfied with the performance of off the shelf parts, these cyclists pulled their creative talent and technical expertise to develop a range of Innovative components and accessories engineered for disc brake systems, The arrival of modern bicycle disc brake system brought brake performance to a new level, however, it is also created a whole new set of problems with dizzying array of different mounting standards, rotor sizes, compatibility issues..etc etc A2Z aim to change all that by offering a complete line of components and accessories to solve your disc brake problems - in short the "A2Z Solution". The Mission of A2Z is to provide the most complete solutions to all your disc brake problems.  All products have been designed and tested by riders that demand the best out of their equipment, riders just like you - We know you will be satisfied with the quality and performance of A2Z's products - because like you they are riders too. All A2Z products are brought to you by Woolly Hat Shop - Official UK Distributor

Product Features

  • This A2Z Caliper Adaptor allows you to run a 40mm Larger Diameter which will increase the braking performance of your disk brake, Fits nearly all Disc Calipers on the Market. Remember it can be used on the Front or the Rear of your Bike.
  • Converts IS to IS ( IS = International Standard Mounts and Calipers ), Weight: Amazing 42grams
  • How it Works: If you're original rotor diameter is 160/165mm by adding the A2Z AD-638 adaptor to your fork or frame it will allow you to increase the rotor size by 40mm to 203mm. 
  • You can also use it for the following upgrades: Original rotor size 140mm add the A2Z AD638 new increased size 180mm, Original rotor size 145mm add the A2Z AD638 new increased size 185mm, Original rotor size 160mm add the A2Z AD638 new increased size 203mm, Original rotor size 165mm add the A2Z AD638 new increased size 203mm.
  • You get 1 Adaptor and the Bolts to attach