Blueguns Colt M4 Training Guns Weighted No Light/Laser Attachment Rifle Black Open Stock Fwd Rail. Ring's Manufacturing handgun simulators are constructed of impact-resistant polyurethane with steel reinforcement providing long-lasting durability. The training versions of these blueguns are ideal for shooting bags duffle bags and range bags due to the life-like action they offer. Whether you need a blue guns parts kit or just simple gun safety training the blueguns training guns are a must have for all gun enthusiasts. While not inert these blueguns are very useful for people who are looking to learn how to handle and shoot a real firearm safely. In addition to providing a safe alternative to using live rounds these impact resistant training replicas are also incredibly entertaining. Specifications for Blueguns Training Gun -Colt M4: Manufacturer: Blueguns Gun Make: Colt Gun Model: Colt M4 Gun Type: Rifle What firearm models does the manufacturer say Blueguns Training Gun -Colt M4 is compatible with? The manufacturer says that Blueguns Training Gun -Colt M4 is compatible with M4 Colt M4