Carbon 15

Carbon 15
Carbon 15
	Carbon 15 SBR
Type	Submachine gun / Carbine / Assault Rifle / Semi-automatic rifle
Place of origin	United States
Production history
Manufacturer	Bushmaster Firearms International, LLC
Variants	9mm Pistol, Type 21/21S Pistol, Type 97/97S Pistol, Type 97S Rifle, 9mm Carbine, Top Loading Carbine, Flat-Top Carbine, .22 Rimfire Rifle, Model 4, Type R21 Rifle
Specifications
Mass	1.31 kg (2.89 lb) (Type 97 Pistol); 1.81 kg (3.99 lb) (Type R21 Rifle);
Length	20 in (50.80 cm) (Type 97 Pistol); 35 in (88.90 cm) (Type R21 Rifle);
Barrel length	7.25 in (18.42 cm) (Type 97 Pistol); 16 in (40.64 cm) (Type R21 Rifle);
Cartridge	9×19mm Parabellum (9mm models); .223 Remington and 5.56×45mm NATO (.223 models);
Action	Blowback (9mm Models); Gas-operated (.223 models);
Muzzle velocity	1,750 feet (530 m)/s
Feed system	Various STANAG Magazines.
Sights	iron/optical

The Carbon 15 is a family of lightweight, magazine-fed pistols, carbines, and rifles developed by defunct United States weapons manufacturer Professional Ordnance, with the design later picked up by Bushmaster Firearms.