Hydrapak Polar Sport Pulse Insulated Water Bottle - 20oz Black Model=6-Bolt Rotor to CenterLock Mount Adapter Head material: Celidor

Head material: Celidor

Solid forged alloy crank arms for durability

Largest Cog 46Rear Der/Shifter Compatibility microSHIFT ADVENTRear Derailleur Mount Type 10x1 StandardDrivetrain Speeds 9Chain Wrap Capacity (teeth) 37Cage Length MediumColor Black

These upper headsets are for Trek frames with molded-in internal bearing cups

8 mm 100% waterproof adjustable shoulder strap

Hydrapak Polar Sport Pulse Insulated Water Bottle - 20oz Black Model=6-Bolt Rotor to CenterLock Mount Adapter Head material: CelidorHydrapak Polar Sport Pulse Insulated Water Bottle 20oz Black. Grab squeeze hydrate. Cool. Made for athletes great for the gym practice field game day the Polar Sport delivers quick hydration and keeps its contents cool. Optimized for effortless use the slim ergonomic design fits securely in your hand. The ultrathin exterior sheds grams and makes for an easy squeeze the Sport Cap delivers great flow then pushes closed for a tight seal and the