Amino Glutamine increases glycogen storage

along with being a charging source for other USB devices

It even comes with an integrated bottle opener so you can celebrate once those pedals are back on

all mountain and enduro riders

Race Face G4 Crank Boots Pair - Black Virtual Parent Amino Glutamine increases glycogen storageEvery time we ride rocks, logs and many other things buzz beneath us waiting for that ill timed pedal stroke to strike. Protect your cranks from damage with these Raceface crank boots. Made from a durable plastic blend these boots are designed to be tough and go the distance. Specifically designed for Next SL G4 cranks