Mini 2 Digit Auto-Increment Counter

This is a simple print for a 2 digit counter (0-99) that has an auto-increment mechanism. After turning the dial past 9, the second dial automatically goes up by one. I printed it out and it works without issue. Print Settings:Case Back, Case Front, 1s Gear, 10s Gear, Spring, Small Gear:Print with 0.2mm layer height, 0.3mm for first layer.PETG will give a more durable part.2 Walls, 4 top/bottom layers.Infill doesn't really matter.1s Dial, 10s Dial:Print with 0.2mm layer height, 0.3mm for first layer.Print first 2 layers (Up until text) in one color, the rest in different color.2 Walls, 4 top/bottom layers.Infill doesn't really matter. Assembly:If you have questions, please refer to the Onshape link of the model: Model. All the parts are oriented the correct way in the model. If it still doesn't make sense, feel free to leave a comment.Insert “Spring” into the 3 pegs sticking up at top of “Case Back”.Attach “10s Gear” on left peg of “Case Back” (When the slot on the case is