1/2 inch carbon fiber square tube(inner round) made in china

Provide 1/2 inch pultruded carbon fibersquare tube(inner round) for racing drones, rc helicopter wing.

1/2 inch carbon fiber square tube

Avaiable Size:

Outer diameter(MM) Inner diameter(MM)
1.4*1.4 0.8
1.7*1.7 1
2.0*2.0 1
2.5*2.5 1.5
3.0*3.0 2
4.0*4.0 3
5.0*5.0 4
6.0*6.0 5
8.0*8.0 6.5
10*10 8.5


pultruded carbon fiber square tubes (inner round ) ,

pultruded tube that the fibres are all in one direction.  This is stronger than woven tube in tension but has lower torsional strength and stiffness.

Pultruded tube is used for racing drones, rc helicopter wing,RC airplanes and RC sailboats, kite spars.

Please advice the size and length for your design, we can provide one-stop service.


main products

  •  CNC carbon fiber sheet and cnc carbon fiber tube,include CNC cutting, chamfer, drill hole, countersinking.

  • 3K full carbon fiber sheet, 3K full carbon fiber tube,with twill weave matte surface,twill weave glossy surface, plain weave matte surface and plain weave glossy surface.

  • Pultruded carbon fiber components,include tube,squre tube and rod.

  • Fiberglass tube,with black or colour surface.

If you need to buy a few regular products, Please visit our Amazon store.if you need more quantiy or customized products,please contact us by email:info@cncarbonfiber.com.