Step 6: assemble drive system
To assemble the drive system,
Take the completed pipes with swing attachment and pressed roller clutches,
A shaft collar for each side of the pipes, pillow blocks, and gear,
And the Gear,
And slide the drive shaft back through everything. Tighten the shaft collars after everything is where it should be, with the drive shaft sticking out one side and the gear on the outside.
Be sure to leave room for flailing arms and legs when swinging. on an eight foot wide swing, we found two adults fit.