Four-arm adjustable bracket, 360 degrees, cob led (for speakers stand)

For tripod stands (for speakers)

I used:
- 8 led cob 7 watt (120x36mm)
- 4 pieces of pipe 40x20mm, 1.5mm thick, 24cm long
- Plastic support printed in PLA
- Bolts 4mm section and nuts wing.

I used the iron pipes for cooling the LEDs

Demo:
https://www.youtube.com/watch?v=wDQb0iwsmuI