Fits on Razor UB1 Seated Electric Scooter. Everything you need in one kit! USA Designed, Engineered, Assembled and Tested. Made with Global and Domestic Parts. Mounts to foot pegs for the best strength and durability. Easy and quick installation. Adjustable for riders’ skill level. Solid Steel Axle, clamps, brackets and Grade 8 bolts, washers and nylon nuts. 8 inch pneumatic wheels with quality 4 ply tires. Sealed Ball Bearings, will not corrode. Limited Life time Guarantee. Now young children learning to ride on Razor UB1 Seated Electric Scooter can use our proven Training Wheels system we developed specially for young/small riders. Our Training Wheels Trainer system allows for adjustability and adaptability. With our Trainer you can adjust the wheel height and mounting position for your type of riding terrain as well as rider’s skill level. As the rider gets better raise the wheels incrementally higher until balance is achieved. Start with training wheels fully down and as your riders skills and confidence increase raise the training wheels incrementally until they are fully up, then remove. Installation is easy because our Trainer is specifically designed to fit the Razor UB1 Seated Electric Scooter. Detailed directions and video walk-you through assembly. Our Trainer mounts under the motorcycles stock foot pegs for the best balance, strength and durability. We use solid steel axle, clamps and bracket mounts with grade 8 bolts, washers and nylon nuts for a perfect fit every time. The Universal Trainer will give children quality “seat time” to develop important riding skills while offering parents complete confidence and satisfaction. The greatest attribute of the Razor Training Wheels is that it is adjustable. As your first time rider gets better you can adjust theheight of the wheels to slowly help your rider achieve balance.*Does not include bike*