Castelli Perfetto RoS Convertible Cycling Jacket - Pro Red/Brilliant Orange Size:L consistent shifting through the full

consistent shifting through the full range of the E1 system

5 inch range for fat bikes

Keep a few in your toolbox and your next service is a confident

If you need spike capability

Castelli Perfetto RoS Convertible Cycling Jacket - Pro Red/Brilliant Orange Size:L consistent shifting through the fullWhat Makes the Perfetto RoS Convertible Jacket Worth It? The Castelli Perfetto RoS Convertible Jacket is the gold standard in cycling outerwear for riders who deal with unpredictable weather and refuse to be caught underprepared. Its Perfetto RoS fabric is one of the most refined cycling specific weather fabrics available, combining waterproof protection with a breathability level that handles hard efforts without creating a sauna effect. The Pro Red