This product is a 4-inch tyre designed for mobility scooters, electric wheelchairs, and disabled scooters. It has a grey line tread and is made of heavy-duty rubber, suitable for supporting up to 159 kg (350 lbs). The tyre comes with a 90-degree angle inflatable tube and is 4 ply for added durability. With a maximum load capacity and pneumatic design, this tyre is a reliable and essential accessory for medical and mobility equipment..