Redline - Speedometer Key Holder, Moving Needle (Multicolor 3MF + Single-Color STL, No Supports)

## 🇬🇧 English Redline is a wall key holder that looks exactly like a car speedometer, and the needle really moves. Hang your keys on the hook below the dial and the needle sweeps up to the red zone (~250 km/h). Take them off and it drops back to 0. All the mechanics are hidden inside the case: the needle shaft carries a pinion that meshes with a toothed sector on a lever (4:1), the key rod hangs from the lever, and a counterweight brings it home. From the front you only see a clean gauge: tic…

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