Some items from this specific schematic: Joint, Valve Assy,air Cut, Bolt(6x20), Cover,2nd Air.
With a quantity of six pieces, the Clip is the most used part in the 2ND AIR (MODEL K3/K4/K5/K6) diagram.
The 2nd Air (model K3/k4/k5/k6) assembly is constructed from several parts from which the Valve Assy,air is the most expensive.