Ontario Knife RN9416BM-BRK Rd 6 Ready Detachment Made of 5160 Steel 6.6 inch plain edge blade MOLLE compatible sheath. Knife Open Length: 11.8-Inch Weighs 16.4 ounces 8 inch plain edge blade Knife Closed Length: 4.03-Inch Knife Open Length: 11.5-Inch Weighs 16.4 ounces