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4 - Clamps
MCD137-21 motor pinion 21T 8mm
ultra-efficient package
For 450 and 500 size helicopters
D037-16 motor pinion 16T 6mm Mikrokopter 4 - ClampsMCD037 16 motor pinion 16T 6mm Gear ratio: 12. 27: 1 *pictures and photos for reference only
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