Box Fan knob

thingiverse

This is a replacement knob specifically designed for a standard 3 speed box fan that requires a flat spot on opposite sides of the shaft, as opposed to a D keyed design often referred to as a Double D keyed shaft. Refer to the accompanying 3D rendering for clarification. Good printing ahead! Enjoy your cool comfort! Printer Details: Brand: MakerBot Model: MakerBot Replicator 2 Printing Preferences: Rafts: Irrelevant, just skip it. Supports: Completely ignore these too. Resolution: Set at 100. Infill Density: Aim for a minimum of 50%. Additional Notes: Make sure to print this with at least two layers and an infill density of 50% or more.