The Advanced Technology Int. Strike force AK-47 Package is a six-position adjustable side-folding TactLite stock and forend package with a Scorpion Recoil System" ventilated handguards" pistol grip and adjustable cheek rest. It fits most stamped receivers but will not fit milled receivers. Will not fit the O-PAP/N-PAP M-70. (The M-70 has a stamped receiver" but utilizes a different principle of attaching the stock and the gas piston is longer than a standard AK.)ATI AK-47 stocks are not compatible with any AK-47 that has an under-folding stock or was originally designed to have an under-folding stock like the NMH-90" etc. The TracLock System eliminates horizontal and vertical movement of the stock on the buffer tube and provides smooth secure stock adjustments. It has a dual sided QD attachment point and a removable/adjustable cheek rest system that has an elongated design to fit all users. Includes a short cheek rest with ½" of adjustment. There are four forward Picatinny Rail locations- One 4" Picatinny Rail" Two 2" Picatinny Rails and One 2" Picatinny Rail with swivel stud. There is a slot for a tactical sling attachment" 3 sling swivel studs and includes a steel t-nut and bolt. Manufactured in the USA.