YXLLUX Adjustable Gas Lift Cylinder Office Gaming Chair Cylinder Replacement Parts,Hydraulic Lift Control for Stool Chair (13.5-21.5 i

Q: Does the lift cylinder fit my chair? A: The outer diameter is 2’’(50mm), fits the 2’’ diameter center hole base of most rolling chair, barber stool, gaming chair, task chair, office chair, etc. Q: How to choose the size? A: 6.25 "stroke lift cylinder is a common size for most chairs and stools. Please refer to the size in the picture. If you want to replace the stroke lift cylinder with the same height, this is usually the most appropriate. 8" stroke this gas lift cylinder is 2-4 inches longer than normal.We recommend you choose this one. Most of our customers like the 8" stroke gas lift the most because it can provide a larger adjustment height. Q: How to replace the old gas lift cylinder? A: Remove the old gas lift cylinder from the chair(you may need a hammer), then Remove the cap of the new cylinder. Insert it into the base and place the seat onto the cylinder, at least sit on the chair and the parts will fasten on their own.(We suggest you search for "gas lift replacement" on youtube for instructions). Q: Weight capacity and Warranty? Weight capacity: 450LBS 5 years warranty. Please contact us through “contact seller”. You will get a free replacement for any non-human quality problem within 5 years.

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