Opony rowerowe Zefal

Protects against puncture. Rubber membrane which is placed between tire and tube. Chose between the following sizes:. 19mm width and 2200 mm long. Fits to racerbikes.​(700c x 19 - 25 mm) - 35g. 27 mm width and 2200 mm long. Fits to City bike with more. (700c x 28 - 38 mm) 60g. Mountainbikes (700c 38 - 47 mm and MTB 26x1,75 here you just need to shorten the length if needed.) - 75g. 34 mm width and 2300 mm long. Fits to mountainbikes (29") - 90g. Set of 2 pieces.