Play your OP-1 synthesizer with your feet, your fat fingers, drumsticks, and beyond with this conversion kit. 4 giant keys press 4 tiny keys! Designed for easy printing without support material. Includes TPU printed parts for the safety of your darling OP-1 :)

Download Includes:

• Pedal Frame
• Pedal Bases (4 unique base plates)
• Pedals (print 2 of each)
• Button (print with TPU, 2 shells 0% infill)
• Pedal Spring (3 thicknesses to suit your preference or filament hardness; mid suggested for 95A shore hardness TPU)

TPU parts were printed using a 95a shore hardness filament, like MatterHackers Build TPU

Pedals and Bases can be printed with any non-flex filament. I used GreenGate3D 'Devin Montes Cool Grey' Recycled PETG