CNC Aluminium Folding Arm Fitting for D30mm Tube W/Up-tilt angle (Black)

DYI : Make your drone with retractable Arms .D30 CNC Aluminum Folding Arm Joint Fitting (suit for D30mm Tube) W/ up-tilt angle - Auto Edition (Black) V2.

Specification:

• Suitable for 30mm Tube
• 5 degree dip angle to help to enhance stability
• Spring Type Automatic, ease and simple to use!
• DIY necessary! suitable for Quadcopter/Hexacopter/Octacopter
• Material: aluminum alloy
• Color: Black
• Weight: 116 g