Compare prices
1 offer · 0 in stock · sorted by best price| Retailer | Price | Stock | Last checked | Deal |
|---|---|---|---|---|
| East Valley Tactical | $2,388.26 | Out of stock | 13m ago | Go to deal |
Prices and stock are from each retailer's latest check and can change. Price Dope may earn a commission from retailer links. Disclosure
Description
Rapid deployment thin agile and precise. This is the MCX Rattler. Featuring a 5.5 PDW barrel the MCX platform has never been more compact or accessible. Ready to go where-ever it's needed the MCX Rattler has a thin foldable stock for easy concealment and stowage. This gun was designed from the ground up to be as discrete as possible while retaining all the capabilities of the MCX. Free-floating M-LOK handguards matched with a PDW upper and a PDW Ultra Thin Folding Aluminum Stock the MCX Rattler SBR is the ideal choice for fast-moving operators. - CALIBER: 300 Blk - BARREL LENGTH: 5.5 in (140 mm) - MAGS INCLUDED: (1) 30rd Aluminum Mag - MAG TYPE: AR-15 - ACTION TYPE: Semi-Auto - STOCK TYPE: Folding SBX - BARREL MATERIAL: Carbon Steel - TRIGGER TYPE: SIG Enhanced - TRIGGER WEIGHT: 5.5-9 lbs (24-40 N) - TWIST RATE: 1:5 - OVERALL LENGTH: 23.5 in (597 mm) - OVERALL WIDTH: 2.8 in (71 mm) - HEIGHT: 8.0 in (203 mm) - ACCESSORY RAIL: M-LOK - OPERATING SYSTEM: Gas Piston - WEIGHT: 5.7 lbs (24-40 N)
Specs
| Brand | Sig Sauer |
|---|---|
| Category | Pistol · Firearms |
| Caliber | 5.56 NATO |
| UPC | 00798681601165 |
| Capacity | 30 + 1 |
| Model | SIGRMCX-5 |
|---|---|
| Action | Semi-Auto |
| Finish | Black |
| Magazine | 1 |
Other versions
Same model in other configurations. Each is a separate product with its own prices. This page: SBR · 5.5.
D.O.P.E.Price history
Lowest price across connected retailers, from every price check we've recorded.
- Current best
- $2,388.26
- Low
- $2,388.26 Oct 8, 2026
- High
- $2,388.26 Oct 8, 2026
- Tracking since
- Oct 8, 2026
Recent price checks (1)
| Date | Retailer | Price | Stock |
|---|---|---|---|
| Oct 8, 2026, 5:15 PM PT | East Valley Tactical | $2,388.26 | Out of stock |
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