CR-10S Frame Support

I made my own supports for large format printing but i wanted to use lightweight carbon fiber tubes but they were only 500mm long so i made these extension tubes so u can fit them inside the tubes. Use M4 screws for best results.

Carbon Fiber Tubes: 10mm 8mm x 500mm

https://www.amazon.com/gp/product/B015Z1RU6U/ref=oh_aui_detailpage_o05_s00?ie=UTF8&psc=1

M Bolts:

https://www.amazon.com/gp/product/B071XNBGRQ/ref=oh_aui_detailpage_o03_s01?ie=UTF8&psc=1

T Nuts:

https://www.amazon.c