Gas piston operating system with rotating bolt. Ambidextrous selector, mag release and charging handle. Sixteen inch hammer forged barrel. Thin side folding stock. Flip up sights. Nickel boron bolt and bolt carrier. Aluminum KeyMod handguards. Thirty-round magazine included.
Introducing the SIG MCX™. Engineered for 300BLK. Built from the ground up to be silenced, light and short. A breakthrough in modularity. The result of years of toil and sweat, the SIG MCX is proof that the dawn of a new era doesn’t happen overnight.
- Name : MCX 300blk Patrol 16 Blk 30+1
- Desc : Rmcx-300b-16b-Tfsal-P
- Model : MCX Patrol
- Model # : RMCX-300B-16B-TFSAL-P
- Manufacturer : SIG SAUER
- Caliber : 300 AAC Blackout
- Type : Rifle
- Action : Semi-Auto
- Barrel : 16″
- Capacity : 30+1
- Finish : Black
- Sights : Flip-Up Rear/Fixed Front
- Stock Frame : Synthetic Folding Stock
- Magazine : 1 / 30 rd. Aluminum Magazine
Frequently Asked Questions – Sig MCX Patrol 300 Blackout 16" Barrel Flip Up Sights, Folding Stock, Keymod Rail 30rd Mag Sig Sauer
- How fast does this ship?
- Ships in 1‑3 business days to your licensed D.C. FFL dealer after purchase and registration.
- Do I need registration?
- Yes. DC requires firearm registration, including a mandatory 10‑day waiting period after purchase approval from MPD before pickup. Handguns require registration, magazines <=10 rounds.
- Is this legal in D.C.?
- Yes, provided it complies with D.C. law (registered, no assault features, magazine ≤10 rounds).
- Is the Sig MCX Patrol 300 Blackout 16" Barrel Flip Up Sights, Folding Stock, Keymod Rail 30rd Mag Sig Sauer suitable for me?
- This Sig MCX Patrol 300 Blackout 16" Barrel Flip Up Sights, Folding Stock, Keymod Rail 30rd Mag Sig Sauer is popular for uses like guns.
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