Topeak Mountain TT Twin Turbo Hand Pump Running Compatibility: Compatible with multi-speed chains

Compatibility: Compatible with multi-speed chains up to 13 speed

Enriched with digestive enzymes

repair strip plugs

more efficient pedal feel with a focus on long wear-life

Back zip pocket on outer shorts

Topeak Mountain TT Twin Turbo Hand Pump Running Compatibility: Compatible with multi-speed chainsMountain TT Twin Turbo pump fills both large volume fat bike tires and higher pressure MTB tires, as well as gravel, touring, trekking bike tires with ease. TwinTurbo technology uses both strokes to compress air to deliver high pressure output and saves time and effort. Integrated dust cap keeps pump head clean and thumb lock lever ensures air tight seal. Specifications Head: Presta Schrader Dunlop with integrated dust capBarrel: AluminumThumb Lock