SUP Fin Slide-in Trolley

A simple trolley for you SUP. It's lightweight and compact. Simply slide it into the fins rail.
I have used PLA+ for printing, but normal PLA should do it as well.
Parts and Materials

Credits to make_that (https://www.thingiverse.com/make_that/designs) for the design of the mounting bracket. This is his work.
- M12 threaded rod
- 6x M12 lock nuts
- 4x Bearing 10x26x8 mm
- 4x M5x16mm screws
- 4x M5x16mm screw lock nuts
Tools
You need pliers or an open-end wrench. I clamped the threaded rod in a vise. Protect the thread in the vise by wrapping something around it.
Assembly




I shortened the threaded rod to 40 cm with a hacksaw.
- Screw the axle to the mounting bracket
- Press the ball bearings into the axle
- Screw the threaded rod to the axle
- Press the ball bearings into the wheels
- Attach the wheels to the axle
That's it!