Avenir's Thorn-Resistant Threaded Presta Valve Tubes are designed to keep sharp debris out and precious air in. They're built for durability, and all Avenir tubes are inflated for 24 hours to ensure you get the perfect tube, every time.
|700 x 18-25c (36mm valve)||791964306375||39-27-818|
|700 x 25-35c (36mm valve)||791964300014||39-27-826|
|700 x 35-45c (36mm valve)||791964299479||39-27-838||23747|