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MCX

SIG MCX .300 Blackout assault rifle

Updated Nov 3, 2026, 12:30 PM

The .300 Blackout MCX line, designed and manufactured by SIG Sauer, is available in both semi-automatic and automatic versions and features a short-stroke gas piston system, which is inherited from the earlier SIG MPX submachine gun. The .300 Blackout ammo and the MCX are compatible with all AR-15 magazines.

Customise this gun in the weapon builder, compare ammo on the ammo chart, or check flea prices.

Flea market

Current 25,000 ₽

Avg 24h 129,404 ₽

High 24h 750,000 ₽

48h change +15.67%

Min flea level: 25
Low (24h): 25,000 ₽
Offers: 17

Price history · 48h

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Categories

Sell to traders

Trader	Price
Prapor	8,520 ₽
Fence	5,112 ₽
Skier	8,307 ₽
Peacekeeper	7,668 ₽
Mechanic	9,585 ₽
Ref	8,520 ₽

Buy from traders

Trader	Price
Skier	30,672 ₽

Properties

Caliber: 762×35
Max durability: 100
Ergonomics: 43
Fire rate: 800 RPM
Fire modes: Single, Fullauto
Recoil (vertical): 127
Recoil (horizontal): 351
Effective distance: 500 m
Sighting range: 100 m
Camera snap: 3.5
Center of impact: 0.01
Compatible ammo: 6 ammo types
Deviation curve: 1.35
Max deviation: 23
Recoil angle: 90
Recoil dispersion: 10
Repair cost: 210

Mod slots

Pistol Grip (required)
Magazine
Reciever (required)
Stock
Charge (required)

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