SHOCK DRIVE HGG21 the Mega XL GPS is

the Mega XL GPS is a must-have device for serious riders

extra-long hose allows for easy inflation whether your bike is on the ground

The light has 8 different output modes

two 16g CO2 canisters

SHOCK DRIVE HGG21 the Mega XL GPS isCNC aluminum construction Designed for trailside or home use Diaphragm gauge Hose threads into handle Zero loss chuck design unthreads after valve pin seals The Shock Drive is a lightweight, shop quality shock pump built from full CNC machined aluminum construction for maximum quality and durability. The ergonomic handle provides pumping comfort. The diaphragm gauge offers excellent accuracy. The zero loss chuck design ensures accurate gauge readings,