Heavy Duty 8"" Inner Tube - 3.50-8 Straight Valve Butyl Rubber. This heavy-duty butyl rubber inner...Heavy Duty 8"" Inner Tube - 3.50-8 Straight Valve Butyl Rubber. This heavy-duty butyl rubber inner tube is designed to fit Erde and Caddy trailers, as well as other applications with tyre sizes 3.50-8, 350-8, 350x8, or 3.00-8. The outer diameter is 335 mm (13.19 inches) and the inner diameter is 180 mm (7.09 inches). It features a Schrader (car type) straight valve.
Heavy Duty 8"" Inner Tube - 3.50-8 Straight Valve Butyl Rubber. This heavy-duty butyl rubber inner tube is designed to fit Erde and Caddy trailers, as well as other applications with tyre sizes 3.50-8, 350-8, 350x8, or 3.00-8. The outer diameter is 335 mm (13.19 inches) and the inner diameter is 180 mm (7.09 inches). It features a Schrader (car type) straight valve.