This 3.50-6 pneumatic wheel inner tube comes with a separate radial rubber tyre and is ideal for replacing your worn out wheelbarrow wheels or pneumatic tyres. By replacing the inner tube and rubber tire this makes your wheel suitable for all terrains. It features a line pattern tread on the rubber tyre and inflation of the inner tube is required. With a load capacity of 136kg. This inner-tube has a straight valve. 3.50-6 Pneumatic Inner Tube and Tyre 350-6 Radial