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4pcs D20mm Multi-rotor ARm Clamps/Tube Clamps DIY multi-rotor aircrafts arm
DIYers can assemble your own multi-rotor aircrafts with this arm clamps, it suit for not only small size entertainment purpose multi-rotor, but also large scale commercial aerial photography multi-rotor aircrafts.
Available from 12 to 25 in diameters.
D20mm Multi-rotor Arm Clamps/Tube Clamps
Suit for tube diameter: 20mm
Screw diameter: Φ2.5mm (12.9 class high strength)