Rokk Line suitable for the harshest conditions. Exclusive material developed specifically for PTN. Lahko and very strong rail protective inserts. A specially developed foam material with a special outer finish in an attractive lemon yellow color. It excels in a more durable surface and reduces the friction between the sheath and the protective PTN liner. The ratio between weight and rokline resistance is one of the most important features and is therefore suitable for many cyclists, including e-cylister. Riders in case of defect will facilitate the emergency range AI several kilometers home or to car. /> 27.5 "s (Ø 38 mm): 75 g 27.5" m (Ø 45 mm): 106 g 27.5 "l (Ø 50 mm): 117 g in packaging: 2x pepi 's tire noodle 2x valve (40mm) )