Mk 16 Mod 0預計要替換 M4A1 、 Mk 18近戰步槍 （CQBR）和 Mk 12 SPR，同時於SOCOM服役，Mk 17 Mod 0預計替換 M14 和 Mk 11 狙擊步槍。 SCAR的特徵為從頭到尾不間斷的戰術導軌在鋁製外殼的正上方排開，兩條可拆式導軌在側面，下方還可掛任何MIL-STD-1913標準的相容配件，握把部分可和M16互換，彈匣和彈匣釋放鈕都亦與M16相同，前準星可以折下，不會擋到瞄準鏡或是光學瞄準器，此槍使用的「Tappet式」的氣體閉鎖系統類似早期 M1卡宾枪，反而不類似 …

The Geissele OD Green (ODG) 10.5" Super Modular Rail MK16 M-LOK offers unmatched performance for the most demanding shooters. Features M-LOK slots for maximum

Geissele的MK16导轨护木. 其实 陆军型和海军型的主要部件都是一致的：同样是DD枪管、Geissele护木，枪口安装SureFire的4叉型消焰器，并配SureFire SOCOM消声器，拉机柄 都是是Geissele公司的暗金色Airborne双面拉机柄，后备机械照门是Matech的，准星则是KAC的。

The newly designed 10.5” Super Modular Rail MK16 mates to the upper via a center aligning tab removing any chance of rail rotation. This rail is a variant of the 13.5” SMR MK16, currently fielded by USASOC, and one of Geissele's best sellers and best ideas.

The Geissele Super Modular Rail MK16 offers unmatched performance for the most demanding shooters. Mounted to your AR-15 upper using the updated version of the proven Geissele Barrel Nut design, the MK16 is not only easy to install and maintain, but offers superior rigidity.

Equipped with a high-quality mil-spec Geissele Buffer Tube with a Super-42 in H2 buffer, this rifle assures smooth and reliable operation. A 15” MK16 Super Modular Rail, renowned for its performance and comfort, mates to the Super Duty Upper Receiver via a center aligning tab that removes any chance of rail rotation.

The Geissele Super Modular Rail MK16 offers unmatched performance for the most demanding shooters. Mounted to your AR-15 upper using the updated version of the proven Geissele Barrel Nut design, the MK16 is not only easy to install and maintain but offers superior rigidity.

11.5" SMR MK16 w/ Geissele Center Tab: BARREL: 12.5" Barrel, CHF, Chrome Lined, Geissele Tapered Profile, 1-7 Twist: GAS SYSTEM: Carbine Length : GAS BLOCK: Super Compact Gas Block: GAS PORT SIZE: .065: CHARGING HANDLE: Airborne Charging Handle: MUZZLE DEVICE: Nanoweapon®-coated HUXWRX Flash Hider- QD 556: MUZZLE THREAD: 1/2 x …

The 11.5” complete upper in 5.56mm features an OD Green upper receiver mated to a unique Mk16 MLOK rail with 11.5” Black Oxide coated, Cold Hammer Forged Geissele, Chrome Lined 1-7 twist barrel, with nano-coated Surefire closed tine Surefire SOCOM flash hider and a Geissele low profile bomb-proof factory installed gas block.

Premium 10.3" AR upper in rare OD Green. Enhanced BCG, modular rail, and HUXWRX flash hider. Ideal for CQB and suppressor use. Made in USA.