Oajen gas cylinder for office chair 5" stroke, fits most office chairs.
Your chair probably is built better than what you buy today at the big box store.This is a premium quality gas cylinder for your tired office chair.How to take out broken gas cylinder:1. Flip the chair upside down then rest the seat on a stool or workbench.2. Use a pipe wrench to turn the chrome 1-1/8" pipe, once loosen remove it from the seat.3. Use a hammer to knock gas cylinder out from under the chair base.4. Put new Oajen gas cylinder into chair base then put the seat onto the other side of the gas cylinder.Use caution when replacing the gas cylinder.Search Youtube.com on how to replace gas cylinder.