Office Chair Tuner can be used as a replacement for damaged regulators. Office Chair Tunerare made of premium material, which is practical and durable. Easy to use, easy to clean, just wipe them with a damp cloth. As professional gaming chair adjusters, they can be used at home or on gaming chairs in gaming venues. Easy to install, easy to use, dont worry too much.Features-Color:Black-Material:Metal-Size:28.50X24.00X4.00cm11.20X9.43X1.57in- Made of safe and reliable material, durable and practical for use.Perfect replacement accessories for your old or broken chair parts.- Wide application, suitable for gaming chair, office chair. Can be used as replacement products for the previous regulators.- If you are a gaming enthusiast, you will need them. They will be powerful assistants in your e-sports process.-Perfect replacement accessories for your old or broken chair parts.- Suitable for various gaming seats to reach a comfortable feeling. It is easy to install and remove.Packing list1 x chair angle adjuster