Clarks lightweight cnc mount adaptor front post the clarks mount adaptors have a lightweight construction with a low profile design genuine clarks parts to keep you ahead of the game at clarks cycle systems they have been striving to deliver quality products for over 60 years now at clarks cycle systems they are dedicated to innovation in materials and design underpinned by the ever changing face of the cycle industry features cnc machined ultraliteweight caliper bracket 180mm front post