Master Gunsmith Robert Dunlap uses a rare Original Factory Cutaway pistol to reveal the intricate inner works of this revolutionary pistol design. The total disassembly and reassembly of this pistol can be intimidating. AGI shows you how step by step. This course is applicable to all models of the Glock even the new compact models 26 & 27. In addition to proper maintenance techniques you will also learn how to make this great pistol even more reliable.