Kenda Thorn Resistant tubes are available in a variety of sizes and are the most cost effective way to prevent flat tires. At 4.3 mm these tubes are ultra-thick.
• 26x 1.9/2.125 Thorn Resistant Schrader Valve Tube
• Schrader (American Valve)
• Thick 4.3 mm Butyl Rubber
• Black
• In Display Box