If you are wandering to make a drone then this arm tube joint is essential for you. With this Arm tube joint, you can connect the arm of the drone. you can purchase these arm joints at Robomart

The Z25 CNC Aluminum Folding Arm Tube Joint is a square backrest with thick CNC metal parts, better strength, not easy bending deformation, will not produce the phenomenon of virtual spaces after locking! The lengthened backrest solved before tightening the screws after a rebound phenomenon cannot be!

The double screw locking structure, to solve the carbon tube and folding seat-bit virtual phenomenon more closely and the moving shaft is changed from the copper shaft to a higher strength stainless steel shaft, which solves the phenomenon that the bending of the shaft is easy for a period of time. 

Also, the double spring back to the more elastic, strong use of 12.9 levels of screws, the strength is higher!

These connectors are available with different optional models, different sizes, as below Click on it to buy according to your requirement.

1. Z22 V3 Aluminum Folding Arm Tube Joint
2. Z35 V3 Aluminum Folding Arm Tube Joint
3. Z40 Aluminum Folding Arm Tube Joint
4. Z30 Aluminum Folding Arm Tube Joint
5. Z16 CNC Aluminum Folding Arm Tube Joint
6. Z25 CNC Aluminum Folding Arm Tube Joint

Note: The 4-axis drone need to buy 4pcs, 6 axes need to buy 6pcs, 8 axes need to buy 8 pcs, and so on

Features :

1. A 5-Degree up-tilt angle is applied.
2. This item suit for Auto Edition RC Quadcopter Hexacopter Multicopter
3. Easy to use and 100% Brand New
4. With Screws for Center plate installing usage.