SPROCKET REAR ULTRALIGHT YAMAHA YZ65 18-25 Teeth:47T We use a vertical HydraPak

We use a vertical HydraPak high-flow bladder with an auto shut-off bite valve

New 1m length tube with better flow

If you are looking for the same protection with a superlight shell the 9

check out the new 4

The new mesh inner bootie boasts a 3D Higher Spring insole which uses air channels within the sole for optimal levels of ventilation

SPROCKET REAR ULTRALIGHT YAMAHA YZ65 18-25 Teeth:47T We use a vertical HydraPakRenthal UltraLight Rear Chainwheels are CNC machined in Manchester, UK from 7075 T6 aluminum to extremely tight tolerances, 66% lighter than steel. Computer engineered and tested to ensure a precise fitment, concentricity and load dispersion with tooth profiling to provide maximum power transfer. FITMENT: YAMAHA YZ65 18 23