Carbine MechanicsCarbine Mechanics The purpose of Carbine Mechanics is to breakdown how the shooter & carbine move together as one in the most efficient manner possible while keeping in mind the priority, which is engage the target. Being able to move in and around your environment, through tight spaces, ladders, in corridors while seeking the advantages of cover and concealment are essential skills to have. A shooters firearm must become an extension of their body.