1 - 22x11.00-8 Knobby tyre fitted to heavy duty steel 25mm Ball bearing rim. These wheels can be used for ride on lawn mowers, garden trailers, ATV quad trailers, buggys, karts, small agricultural machinery. This type of knobby stud pattern is very versatile, it is a flotation tyre so it causes minimal disturbance to the ground & it leaves very little track pattern on the ground. It also absorbs a lot of the bumps & uneven surface to give a smooth ride. These wheels are not for highway service - They are for off road applications. The tyres are "Wanda" they are heavy wearing 4ply with a thread depth of 9.5mm - they are "E" marked tyres. wheel Dimensiosn: Overall diameter: 538mm, Max section width: 270mm, Max load: 340lbs @ 5 PSI. The wheels are heavy duty steel rims with 2pcs 6205 ball bearings - 25mm internal bore. The hub length is 52mm (distance between the bearings) A hub cap is also supplied.