Scooter owners, if you're tired of rough rides with solid wheels, this 8-inch pneumatic wheel might be your upgrade solution! The rubber tire with inner tube provides much better shock absorption than hard PU wheels - your wrists and knees will thank you on bumpy surfaces. The aluminum alloy hub is lightweight yet durable, while the 32mm width offers good stability. Important notes: this wheel comes deflated (you'll need to add air), and the bearings don't fit E-twow scooters without modification. The M8 axle hole works with most standard scooters, and we even include a free 45mm axle with your purchase. Yes, the surface might have some minor imperfections, but the comfortable ride more than makes up for it. Perfect for electric scooters or anyone wanting a smoother rolling experience. Just remember - if you're super picky about cosmetic perfection, this might not be for you. But if you value performance and comfort over perfect looks, this wheel delivers amazing value. One wheel per order, so order two if you need a pair. Transform your scooter ride from jarring to joyful with these air-filled wheels!