Bottle holder for draining bottles

Since we are using Soda Stream and are doing a lot of sports where you need your drink in a bottle, we had a lot of different bottles that we wanted dry. Normally, we just placed them all against the wall and waited. But with a wild mix of glass and plastic bottles with different sizes, it became a Tetris game which can only be lost. This is my bottle rack for drying up to 6 bottles and store them in a neat way that even looks good. Since it's in the kitchen it had to look good so I've used more than just 3d printed materials, but you could also just print the pins. I've used 23cm long round timber with a diameter of 14mm. I've already made multiple of these and when you buy 14mm in diameter you get anything between 13.4-14.2mm. But since this is wood, you can always sand it to make it fit. I've cut them all to length and let them soak in oil to get them more water resistance. I've used normal kitchen oil, so I know it's food safe. After a day, I've sand