This article includes a 0:33 video walkthrough.
Quick answer
After removing the base with the cylinder removal device, reset the collar before you reinstall the base. Make sure the locking screw is tight, then turn both base removal screws counterclockwise until their tops are flush with the top of the collar.
Step by step
Make sure the locking screw is nice and tight.
Turn the base on its side.
Using the provided Allen tool, turn the first removal screw counterclockwise until its top is flush with the top of the collar.
Repeat on the second screw. Once both are flush, the base is ready to reinstall.
Also called: base collar, cylinder removal device, reinstalling the base, replacement chair body, moving the base to a new chair.
Video transcript
Resetting the collar on your base: make sure the locking screw is nice and tight. You'll want to turn back the base removal screws until they're flush with the top of the collar. Go ahead and turn your base over on its side, grab the provided Allen tool, and turn the screws counterclockwise. Continue turning the screws until the top of the screw is flush with the top of the collar. Repeat this process on the second screw on the other side. Once both screws are flush with the top of the collar, your base is ready for reinstallation.