Design: Our mini pump category grows with high volume in mind. With the same design features as our award winning Tattico pump morph to now 35% more volume per stroke for bigger tires Chuck: Light-weight alloy with presta and schrader thumb lock attached to an extendable rubber hose for the perfect alignment for any set up. Gives you confidence of a floor pump with CO2 speed Weight: A mini pump that is portable and works well attached to the mount or in the pocket or pack. This pump at 139g packs 35% more air per push than the Tattico at only 9.5 inches long. As our valued customer, we will do our best to make sure the product you receive arrives to you on time and as expected.