Package includes 1 x fixing ring 1 x wrench Features -Size: 7.20X2.30X0.50cm/2.83X0.90X0.20in -Color: Black -Size: 4.20X4.20X1.50cm/1.65X1.65X0.59in -Material: Stainless steel -Product information: Cylinder fixing ring - Simple installation process, practical and convenient, no need for professional skills for the office chair gas cylinder. - Protects the chair from damage caused by sinking, extending the lifespan of your chair's gas spring cylinder. - Compatible with all types of office chairs, very versatile in use of chair gas spring cylinder. - The excellent workmanship of our product will bring you a satisfying user experience and give you a happier mood with the gas spring. - Innovative design prevents the chair from sinking without replacing the gas cylinder. The cylinder fixing ring ensures reliability and stability for the office chair gas spring. Product description office chair gas cylinder The product is an excellent chair saver that can bring you more convenience, allowing you to have a more comfortable experience. chair gas spring cylinder It without being easily damaged. gaming chair spare parts This product is a chair saver, made of solid materials, safe and