MTB + Road + Urban /
  • Aluminium collar that clamps your seatpost
  • Will be installed on top of the frame seat post clamp
  • Prevents the seat post from slipping
  • For carbon and aluminium seatposts

PostFix Seatpost

Clamp your seatpost secure and stylish
To keep your seatpost safe and secure on the height you choose we designed the PostFix. The PostFix is a lightweight and secure seatpost clamp. It evens the forces on your seatpost so you are able to use aluminium and carbon seatposts. Available in two different sizes.


  • Colors Black
  • Sizes 27.2mm, 31.6mm