Mitas 70001361 Standard Duty Tube - Center Metal Valve - 21in.

Tube Fits Tire Size.
90/90-21 / 3.60-21 / 90/100-21 / 100/80-21 / 3.25-21 / 80/90-21 / 2.50-21 / 90/80-21 / 80/100-21 / 2.75-21 / 3.00-21.

Standard duty inner tube for motorcycles, scooters and mopeds. Retailed in individual pouches (packed in nitrogen-rich atmosphere for extended shelf life). Premium valve construction with galvanized STEM includes two washers, metal + rubber cap. Thickness: 1.5 mm (SD: Standard Duty). Made from high quality butyl compound.