These Dunnet Tools Trolley Wheels Are Made Of High-quality Rubber, Which Is Resistant To Puncturing And Is Hard Wearing And Along Lasting. The Wheel Hub Is Made Of A High-strength Plastic, Which Is Both. Sturdy And Durable The Wheelbarrow Tyre Comes Fully Inflated So From The Minute Its Delivered It Is Ready For Use And You Can Get Back To Work As Soon As Possible. Making Your Purchase Even Smoother. These Wheelbarrow Wheels Have A Strong Load-bearing Capacity, The Maximum Weight Load Of 160kg Should Be More Than Suitable For Most Scenarios And Uses For These Wheels. The Spare Wheelbarrow Tyre Can Be Used On Different Tools Such As Sack Barrows, Wheelbarrow, Hand Truck, Garden Cart And Many More! The Product Is Not Suitable For Road Or Highway Use. Specifications: This Block Pattern Tyre Has 3.5” X 8” Yellow Plastic Rims Assembled By Bolts & Nuts With A Centre Bore For A 25.4mm Diameter Axle. It Is A Split Wheel For Easy Tube Removal And The Axle Bore Is 75mm Length Of The Offset Hub. The Maximum Load For The Tyre Is 160kgs At A Maximum Pressure Of 35psi.