Sac à Dos EVOC RIDE 12L Vert SOFT isolant the STRONGLIGHT JP400 ITA bottom Manivelles Plateaux Cassette Boîtier Disques:172.5mm 50 34 11 34 sans boitier 160 140mm the STRONGLIGHT JP400 ITA bottom bracket is an affordable yet effective solution to give your bike a new lease of life efficient and reliable gear shifting The air mesh shoulder straps with large ventilation holes ensure the bag stays securely in place in all situations and offer optimal breathability on the shoulders This system offers 5 ventilation channels (1 main channel and 4 sub channels) and 6 strategically positioned 3D air mesh pads to provide the optimal combination of a snug