The construction is rather like a bicycle pump. The pump handle is operated like a bicycle pump. The air pump resembled a bicycle pump, although smaller. Non-titanium models have braze-on fittings for holding the supplied Zefal HP compact high-pressure bicycle pump. For example, to secure a bicycle pump onto a bicycle frame. The Bicycle pump is a vertical hand pump that is used to inflate bicycle tires. In its most basic form, a bicycle pump functions via a hand-operated piston.