The M7 has the two-lever locking mechanism that connects to a lug on a rifle's barrel.
The M7's 1095 carbon steel blade is 6 3/4 inches long, with an overall length of 11.9 inches. Blade width is 3/16 inch and it weighs about 9.6 ounces. One edge is sharpened its full length while the opposite side of the blade has approximately 3 inches sharpened. There are no markings on the blade itself. The manufacturer's initials or name, along with "US M7", will be found stamped under the crossguard. The non-slip grips are molded black plastic. The steel parts have a uniform dark grey/black parkerized finish.
The initial contractor was Bauer Ord Company. Colt and Ontario Knife Company made many of the M7 bayonets for the military and continue to make and sell them commercially.
The M10 Scabbard/Sheath was developed in 1987, as the supply of M8A1 scabbards began to run out. The M10 scabbard is made of injection-molded plastic, with an integral nylon web belt hanger.
- NSN 1095-00-017-9701