Sig Sauer’s SIG556xi is a highly modular rifle with a 3-position adjustable gas piston system. It is caliber convertible between 5.56, 7.62x39mm, and 300 BLK cartridges, and every major component of the rifle is interchangeable:
The base model comes with:
– Locking flip-up front and rear sights
– Polymer handguard (compatible with Magpul MOE accessories)
– Swiss side-folding stock
– removable cheek riser
– reversible swing swivel
– Ambidextrous magazine release
– Ergonomic grip with storage
– Swappable charging handle
– Chambered for 5.56/300 BLK
– 16″ barrel
Hey TFB,
Thanks for the coverage on SHOT. Keep up the good work!