Mountain DA_G Dual Action PumpMountain DA_G Dual Action Pump Larger barrel version pumps more air volume for MTB riders. Large integrated 1 1 8 diameter easy to read analog gauge provides the perfect inflation every time. Dual Action (DA) doubles volume with each stroke and inflates tires up to pressure fast. Integrated dust cap keeps pump head clean and thumb lock lever insures air tight seal. 2020 Bicycling Magazine Editor Choice for the best high volumn mini pump.

Focus on controllable performance

the compact design of the XTR rotor combined with heat reduction factors results in a 100° C lower operating temperature

Shorter shift times and less pedaling shock

or those who need to put their bicycle in a bag to take the bicycle with them (Rinko bag)

Black plated bolts

• Width: 144mm

OPTISLICK ✔

Group: Tiagra

- Assembly type: E-Type

647 grams (175 mm

Brand: Shimano

Highly breathable