Specialized Air Tool MTB Frame Pump Black Shimano (Canada) Includes external type rotor lockring

Includes external type rotor lockring

and adds to the foot print of the Core pump’s solid stance

Steel handlebar basket

Short aluminum covers offered on IS and ZS models Crown Race

Ultra compact and super lightweight

Specialized Air Tool MTB Frame Pump Black Shimano (Canada) Includes external type rotor lockringThe Air Tool MTB pump is our most dependable and durable big volume frame pump. It's intended to be carried on the bike for use in all off road conditions. You'll find that it features a new inverted design, so it greatly increases air capacity, which reduces pump time by up to two minutes. Inverted dual chamber design is smaller yet moves 28% more air per stroke when compared to our previous design, reducing pumping time by up to two minutes. Twist