Arch Flex frame Evolution/Classic replacement part
Top arch strap under the foam.
The unit has to be taken apart to replace that part.
Foam cover is not included unless you select that option below.
Please select the size arch you need. Standard fits the Evolution, Classic, and Trek models.
The extra-large arch is for the Evolution X. You can add this to the standard model if you need more room in the frame to fit your board.