Odds ānā Ends 3D printed ball bearing, section cut. It's worth noting that there is a cutout on the underside that allows you to insert the ball bearings. 3D printed bearing design. The races are printed, but the balls are steel. This was intended to test the in-design gap needed to run smoothly for scaling up to larger bearings. This is a 2 piece pulley design which I used to (temporarily) repair my lawnmower. Turns out there is much more friction than I expected. This is an adjustable canted sight mount for any Picatinny rail. The idea is that the user is able to mount a smaller optic of their choosing at 45 degrees to the main one. This picture shows how the top blue component is able to slide along. Smooth. Who doesn't love a render? This is an alternative mounting system (That I ended up using) this one allows a small optic to be mounted above a standard 1-inch scope ring. This is a parametric suppressor design. Want the suppressor to be longer, wider, thicker walls, or more baffles? no problem. Here is the aforementioned suppressor with different parameters. My mum had a cardboard laundry scoop that broke, So I designed her another one. Mt grandma broke a tool she was using to poke hols into pipe, so I designed a stronger version. . We had rocks we needed to crack. so I designed and tested an ignition system. This is a testing rig to tune the system. This is a simple threat testing model. I wanted to see how accurately I could print threads, and how much offset I would need to do so.