IRC INNER TUBE 275/300-16 TR4

IRC INNER TUBE 275/300-16 TR4

These tubes are often replacement for 20x 4 Bicycle tubes as they are thicker to withstand flats.

IRC INNER TUBE 275/300-16 TR4

• High quality tubes meet or exceed OEM quality standards
• Heavy Duty tubes are 3mm thick and puncture resistant
• Made of a blend of natural and butyl rubber
• Heavy Duty:2.55mm