Remington Cutlery R19971 Heritage Line Model 870 Series Gentleman's Lockback Knife, 3-Inch. Made in the USA. Open Length: 5 3/8". Weight: 1.8 oz. Born from the idea of matching a great gun with a great knife. Handle is derived from stocks of the Model 870 Wingmaster Shotgun. 2 1/4-inch blade made of 440 stainless steel. Overall length of 5 3/8-inches and weight of 1.8-ounces. Made in the USA and comes with a Lifetime Warranty.