Tube and End cap ONLY, HUB extension can be added

Titanium tube wrapped and welded with a laser cut sheet of titanium 

comes standard raw Titanium

Product details 

Length   4", 6" or 8"

OD/ID   1.5/ 1.36   Machined in spacer 4"- 1"  6"-1.5"  8" 2.5"

Threads    1-3/8x24/ 1-7/16x20