4.10/3.50-4 inner tube, excellent replacement for hand trucks and other applications that use same inner tube size. Perfect for most 10" 4.10/3.50-4 Wheel Applications. Inner Tube is under ISO 9001 certification.  SpecificationMaterial: Isobutylene Isoprene Rubber Measurement: 4.10/3.50-4" Feature: Inflatable Valve: Angled Stem TR87 Ply Rating: 4 Maximum inflation: 30 PSI Package Including:2 Packs of Inner Tubes  Compatible Models for ReferenceHand Trucks Lawn Mowers Wheelbarrows Dollies Small Tractors Garden Wagons Utility Carts  Compatible Models for ReferenceYard Trailers Trolley Carts Wagons Generators Snow Blowers High Pressure Washers Air Compressors Wood Chippers |