Ontario Tanto Tan Bayonet System is manufactured by Ontario Knife Company in New York. It is adaptable to RFI Strap Cutter thus enabling a quick access in emergency situations. The new improved handle ensures sightless orientation. It is available in both serrated and non serrated edge thus leaving the choice with the individual. It is compatible with the M4 Carbine and the M16 series Rifles. The blade is made of 420HC Stainless Steel and 53-58HRC. The sheath material is Kydex, MOLLE Compatible it has a New Multiple Strip Configuration On Scabbard. The overall size is 12.5" and it weighs: 15 oz.