This is a Tube Coupler. They are designed to be strong and perfect for use in situations where you need a removable tube. Simply weld (MIG or TIG) each side into the tube you want to remove.
These couplers are meant for use with .120 wall tubing (1.5", 1.75", or 2" OD)

Features:
Two sizes to choose from.
CNC machined from 1020 CR steel.
2 bolt mount (one per side).
Includes Allen head hardware.
Sold each
Notes:
One coupler will couple one tube
This product requires welding to install.