Tires don"t get much better than puncture-proof. The Milwaukee 10 in. Puncture Proof Wheel won"t pop and has a weight capacity of 400 lbs. It has a steel hub, measures a full 2.75L x 10W x 10H inches, and weighs 6.5 lbs. About Milwaukee Hand TruckThe trade name for products created and sold by Gleason Industrial Products, Milwaukee Hand Trucks is a brand that professionals nationwide have come to trust. Founded over 60 years ago, The Gleason Corporation has come a long way to become three manufacturing divisions based throughout the Midwest. Milwaukee Hand Trucks are manufactured in both Goshen, Indiana, and Lincoln, Illinois by top-notch engineers who uphold the standard of durability customers have come to expect. Milwaukee: the name the pros trust! * Replacement 10-inch puncture proof wheel * Welded steel hub * 5/8-inch ball bearings * 400 lb. load capacity * Overall dimensions: 2.75L x 10W x 10H inches