Picture packing list: 
ACL25-15 ø25 Aluminium Folding kit : 1pcs

NO.1 Detail list：
(For 25mm pipe diameter,  45°  , 7075 Aluminium )
ACL25-15  ø25 Aluminium Folding kit : 1pcs
 

1.  ø25mm Boom Folding Joint made by Aluminium Alloy 7075.
2. Suit to ø25mm Carbon Fiber Pipe (tube) or Aluminium Alloy Pipe. 
3. Nut style Joint has the best strengh for heavy payloads purpose. With the intergrated rubber ring, The Lock nut can avoid loosen during the flights.
4.  45°  Folded angle design can use for horizontial folding quad copter and hexa copter frame.
5.  With the big straigth inside hole ,even XT60 plugs can go through it.
6.  It is a reliable joint for drone frame if you want design or build your own drones.
7.  When installing parts, you need to make some 242 glue on screws, to avoid the screws loosen when flying.