Park Tool MWR-13 Metric Wrench Ratcheting 13mm MFPN=7722-35-545 Designed to offer exceptional cooling

Designed to offer exceptional cooling

A no-muss no-fuss four-bolt stem perfect for any threadless 1-1/8` steerer

Coreless ball valve construction and integrated lever allows you to quickly open and close the valve for effortless airflow control and even fine tune your pressure along the ride

Provides low-friction performance in high-contamination environments

It fits straight onto a chain ring so the crank can be spun backwards and the protective silicone sleeve prevents any crank damage

Park Tool MWR-13 Metric Wrench Ratcheting 13mm MFPN=7722-35-545 Designed to offer exceptional coolingMWR Metric Ratchet Wrenches offer world famous Park Tool quality. Strong comfortable and beautiful! Wrenches feature open ends and 12 point box ends with 72 tooth two way ratcheting mechanisms Forged from chrome vanadium steel chrome plated meticulously polished then center dipped in Park Tool blue vinyl for a positive grip Tip Size 13mm Size 13Mm