R/C car track curbs

Build your own track curbs by using simple floor cord protectors and some self printed caps.

See images for details. Your cord protectors should have the same measurements like shown, otherwise the end caps must be resized. Also the screws fits best within the displayed cord protectors!

Finally apply some pieces of Velcro (the side with the hooks) to the flat side of your cord protector, so you can easily mount the curbs to your R/C car floor.

Update:
Because of the large force a 2m l