The idea with Basic Trailer Project is that you can combine standard parts to make your own trailer design. It is built with screws and nuts so you can change, upgrade, repair or take it apart and build something else.

Twist and turn the objects so that the print fits you and your printer.

This axle is made for dual wheel. You need four wheels/axle. The rims are made for Tamiya's 22mm tires, art nr: 56527 and you can get them from a lot of retailers.

Watch video for details: https://www.youtube.com/watch?v=RwmbYtY6y9Q

Parts needed: Bearing MF104ZZ 4x10x4 mm flanged (4 per axle). M2 screw, length 6mm and nut (16 per axle). M4 threaded rod, length 160mm, washers and nuts (dome nuts, maybe).