SIG Sauer MCX Rattler LT .300 BLK 6.75in Pistol
$2,499.99
The SIG Sauer MCX Rattler LT is a semi-automatic .300 AAC Blackout pistol with a 6.75-inch cold hammer-forged barrel, folding pistol brace, M-LOK handguard, and one 30-round magazine.
The SIG Sauer MCX Rattler LT is a semi-automatic pistol chambered in .300 AAC Blackout. It combines a compact 6.75-inch cold hammer-forged barrel with fully ambidextrous controls, a folding pistol brace, and an M-LOK handguard for a configurable platform.
The aluminum-frame pistol features a black finish, rubber grip material, a removable 30-round magazine, and a Picatinny optic rail. Its threaded barrel is fitted with a SIG QD suppressor-ready flash hider, while the flat-blade two-stage match trigger provides a defined trigger system for range use.
Key Specifications
- The chambering is .300 AAC Blackout for compatibility with the listed cartridge.
- The action is semi-automatic.
- The barrel measures 6.75 inches and is cold hammer forged.
- The barrel has a 1:5-inch twist rate.
- The pistol includes a folding pistol brace.
- The frame is made from aluminum.
- The pistol includes a removable 30-round magazine.
- The package includes one magazine.
- The barrel is threaded and fitted with a SIG QD suppressor-ready flash hider.
- The trigger is a flat-blade two-stage match design.
With its short barrel, folding brace, ambidextrous controls, and modular handguard, the MCX Rattler LT offers a practical .300 AAC Blackout configuration for controlled range work and specialized sporting applications. The included magazine and established MCX layout make it a focused option for shooters seeking a compact, adaptable pistol platform.
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Additional information
| Upc | 798681699759 |
|---|---|
| Manufacturer | Sig Sauer |
| Manufacturer part number | PMCX-300B-6B-LT-PCB |
| Action | Semi-Auto |
| Atf type | Pistol |
| Barrel finish | Black Manganese Phosphate |
| Barrel length | 6.75" |
| Caliber/Gauge | .300 AAC Blackout |
| Capacity | 30 + 1 |
| Length | 46.4 |
| Model | MCX |
| Number of magazines | 1 30 rd. Magazine |
| Package height | 4.2 |
| Package width | 11.4 |
| Product type | Semi-Auto Pistol |
| Rate of twist | 1-in-5" |
| Shipping weight | 8.5 |
| Sights | Optic Ready |
| Thread pattern | 5/8"x24 |
| Magazine included | 1 x 30-Round |
| Safety | Thumb |


