Flat Mount Adapter (140PM-160FM)


Adapter for mounting a flat mount caliper on a post mount frame or fork.

SKU: ASS0005 Category:


This adapter allows you to use a flat mount caliper with a 160 mm. brake rotor on a frame or fork that  was designed using the 140 mm. post mount standard.


  • This adapter allows you to use 160 mm. rotors on frames or forks that have 140 mm. post mounts.
  • It will also work for 180 mm. rotors on frames or forks that have 160 mm. post mounts.
  • Tested with Shimano, SRAM and Campagnolo flat mount calipers.
  • IMPORTANT : This will not be compatible with all 140 mm. frames and forks. It requires at least 13 mm. clearance between the posts.  Please see the Flat Mount Adapter Guide and check the PM-FM Adapter Drawing (Letter,A4) to help determine if it will work for your application.140pm-160fm flat mount adapter drawing


  • CNC Machined from 6061-T6 Aluminum, tumbled and anodized.
  • Weight: 14 g (without screws)
  • Weight: 25 g (with screws)

Additional information

Weight .027 kg
Dimensions 12 × 7 × 1 cm

Black, Grey, Red