These puncture resistant sack truck spare wheels are ideal for heavy-duty use when moving loads with your sack trucks, hand trucks, trolleys, carts, dollies, wheelbarrows, etc., even on uneven grounds.The pneumatic tyres are made of durable, abrasion-resistant rubber and have a special tread design that provides added grip at higher speeds The wheel rims are made of sturdy metal The spare trolley wheels have a universal size and can be easily installed to your sack trucks, trolleys, etc.Delivery includes 4 wheels. Colour: Black and silver Material: Pneumatic rubber tyre and metal wheel rim Dimensions: 260 x 83 mm (Diameter x W)