Duplo Technic axle-pin

I've added an axle side to the scaled up duplo pin I uploaded earlier in the week. If you check out the photo of the results of my stress tests I did on the pins here https://www.thingiverse.com/thing:6412091 you'll see why I recommend printing them horizontally even though you'll need supports and it doesn't look as pretty as a vertical print. These little bad boys not only allow easy duplo car creations but also allow a lot more gear options too!