Huge 36" x 24" wall poster on heavy stock with detailed illustrations and descriptions of each part or subassembly of a Glock pistol. Great for a gun store, gunsmith shop, school, department armory, or home workshop. Parts are photographed life size or larger for close-up study, including critical components like the trigger assembly, firing pin assembly, and extractor mechanism. Describes the material each part is constructed from and provides a precise description of its function and, for some, even the manufacturing processes used to produce it.