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Ships within 48 hours · Estimated delivery Aug 16 - Aug 21
For 450 and 500 size helicopters
MCD137-21 motor pinion 21T 8mm
A gearless drive design eliminates gear mesh and concentricity issues
Distance Sensors
You can mix and match between black and orange tipped props on your Alta X with no change to flight performance
D037-16 motor pinion 16T 6mm Mikrokopter For 450 and 500 sizeMCD037 16 motor pinion 16T 6mm Gear ratio: 12. 27: 1 *pictures and photos for reference only
US$ 41.96
US$ 72.75
US$ 55.50
US$ 81.00
US$ 96.60
US$ 34.95
US$ 74.20
US$ 24.95
US$ 29.95
US$ 24.95
US$ 183.00
US$ 200.00
