The Geissele Super Duty SD556 is a cutting-edge, high-performance semi-automatic modern sporting rifle chambered in 5.56mm NATO. It features a durable, anodized tan finish and a pinned 14.5-inch manganese phosphate treated barrel that extends to 16.1 inches with the addition of a Surefire Closed-Tine Flash Hider with Nanoweapon coating. Precision-engineered using cold hammer forging, this rifle delivers exceptional accuracy and reliability under extreme conditions. Complemented by a mid-length gas system, Geissele’s Super Compact Gas Block with bomb-proof installation, and a B5 Systems Enhanced Sopmod stock, the SD556 is designed for superior functionality during heavy use. Additional highlights include the Geissele 13.5-inch SMR MK16 handguard with center tab and a 1:7 twist chrome-lined barrel, making it a top choice for demanding shooters seeking uncompromising quality and performance.
| Action | |
|---|---|
| Barrel Length | |
| Capacity | |
| Centerfire/Rimfire | |
| Left Handed | |
| Optics Ready |