Chaoyang Schrader 700c x 33/37 Inner Bike Tube

Suitable for tyre sizes from 700c to 33/37C, many styles of hybird and urban city bikes use this particular tube size.

Key Features:

• Optimal air retention performance, anti-freezing, heat-resisting
• All butyl rubber made, excellent tensile elongation performance 0.90MM THICKNESS
• 0.90mm in thickness
• Lightweight and durable tubes
• Size: 700c x 33/37C
• 40MM Schrader Valve Length