Champion Power Equipment 40065 Wheel Kit, Black, For 2800?4750-Watt, Flat Tires. Reliable -- Count on the 8-inch never-flat tires and folding handle to upgrade your generator?s mobility and make storage a cinch Easy Installation -- Install your wheel kit in minutes thanks to Champion?s thoughtful packaging and clear instructions, plus all the hardware you need is included Convenient -- Easily move your generator in and out of storage and take your power where you need it without heavy lifting, plus the support leg with vibration mounts ensures smooth and secure transport Versatile -- Designed for Champion generators 2800-4750 watts produced in/after January 2013 Reliable -- Champion Support includes 1-year limited warranty with FREE lifetime technical support from dedicated experts