Suggested terrain use: The Dirty Dan is a Soft-terrain and mud tyre

allowing the riders to push their bikes to new limits on and off the track

Number of teeth: 28 - 34T depending on the model chosen

2 Steel Core Tire Levers

Osprey Hydraulics Silicone Nozzle - 3 Pack PDP|PLP|Rail Material Suggested terrain use: The DirtyReplacing old bite valve sheaths helps maintain a sanitary hydration system. Ospreys Bite Valve Sheaths provide a soft surface for your chompers to sink into when youre hydrating on the fly. Also perfect for those who cant help but chew through the bite valve like their old #2 pencils in high school. Who's this item for: Anyone that wants to replace a manky or damaged bite valve on their Hydrapak reservoir What systems: Osprey Hydraulics reservoirs