Problem
Suppose you are working as a sourcing manager for a leading bicycle manufacturer. There are several raw materials and components needed to be purchased to manufacturer a variety of bikes such as Aluminum, Steel, carbon fiber, plastic, foam, leather, rubber, different fluids, MRO items and packaging material. How do you position these materials and components in Kraljik's matrix - as Routine, Leverage, Critical and Bottleneck items? What will be the criteria for the classification? What will be appropriate sourcing strategy for each of these items?