Crosman Defender Strike Kit w/ M4 Style Airsoft Rifle/ Airsoft Pistol Black. The rifle features a polymer frame metal barrel and a magazine that holds up to 400 BBs. The 1911-style single shot pistol comes with a belt holster. Includes 1000 airsoft BBs. Specifications for Crosman Defender Strike Airsoft Gun Kit: Manufacturer: Crosman Gun Model: Colt 1911 M4 Additional Features: International Version Color: Black Fabric/Material: Synthetic Projectile Caliber: .243 Caliber Features of Crosman Defender Strike Airsoft Gun Kit .12G BB VELOCITY Up to 275 fps CALIBER 6.0 mm BARREL MATERIAL Metal BARREL TYPE Smooth Bore BATTERY TYPE 8.4 V 700 mAh Ni-MH BUTTPAD Plastic FRONT SIGHT Fixed REAR SIGHT Carry Handle MAGAZINE Magazine MATERIAL Synthetic MOUNTING RAIL Picatinny POWERPLANT Battery SAFETY Lever STOCK STYLE Collapsible M4 Package Contents: Crosman Defender Strike Airsoft Gun Kit What firearm models does the manufacturer say Crosman Defender Strike Airsoft Gun Kit is compatible with? The manufacturer suggests that Crosman Defender Strike Airsoft Gun Kit is compatible with M4 Colt 1911Crosman 52003: Defender Strike Kit w/ M4 Style Airsoft Rifle/ Airsoft Pistol Black