CrankTank Standard CapThe CrankTank Standard Cap is identical to the one included with any CrankTank 3 or 4 kit and ensures that your CrankTank stays functional in case your original cap went missing. Made from durable food grade nylon, durability and functionality was a priority in the design of the CrankTank Standard Lid. The angled quick release nozzle ensures that the hydration tube won't get in the way of your frame bag and allows to you to use every last corner of