Cylinder Alternatives For Sinking Office Chairs: 10 Pcs. Stainless Steel Hose Package provides: you will get 10 pieces of stainless steel hose clamps, 5 pieces of plastic grooves and 1 piece of plus screwdriver, enough quantity and practical tool for you to adjust seat height easily Applicable to: universally suitable for all height-adjustable gas cylinder chairs, and can also adjust the suitable height independently, bringing a comfortable seating experience to you Function: when the cylinder fails to prevent your office chair from sinking, maintain the height of the chair and a simple way to repair the sinking office chair Convenient installation: no need to disassemble the chair or cylinder, the three hardware can be applied together, and it only takes a few minutes to install, and the operation is simple and fast Practical gifts: share some hose clamps with your coworkers, friends, relatives and neighbors who are working in office, which will be practical sharing for them on Thanksgiving birthdays and other festivals