Hammerli Arms TAC R1 22 22 Long Rifle Tungsten Semi Automatic Rifle - 20+1 Rounds - The HAMMERLI TAC R1 22 rifle offers the best precision, quality, and value of any .22 LR AR-Style rifle on the market. Featuring a 13in M-LOK handguard, flip up back-up sights, removable flash-hider, and ergonomic stock & grip, the TAC R1 22 rifle is the most versatile .22 rifle available. All of these features, in addition to the all-aluminum construction of it’s receivers and handguard, set a new standard for performance and value. M-Lok Handgaurd: The handguard features M-Lok attachment slots at three, six and nine o’clock. Allows you to mount a small rail or accessory directly to your Hammerli TAC R1 22 hand guard 5X Adjustable Stock: This rifle has a five-position adjustable buttstock with a rubber buttpad Rear and Front Flip Sights: The dual aperture rear sight can be adjusted for two different diopter diameters by flipping the smaller aperture up or down. All Aluminum Construction: The upper and lower receivers are both aluminum, as is the free-float lightweight 13in handguard Threaded Muzzle: The barrel has a medium contour and is tipped with a birdcage flash hider attached via common 1/2 x 28 threads