The Gun Store | Waterbury CT

btsspb9300od7b35
ROSSI BRAWLER 300BLK 9″ BL/ODG
February 6, 2026
recb58x246279
Q REAR END CHERRY BOMB 5/8X24
February 6, 2026

Sig Sauer MCX-Rattler LT Handgun 7.62×39 28rd Magazine 7.75″ Barrel Black

$2,699.99

Sig Sauer MCX-Rattler LT Handgun 7.62×39 28rd Magazine 7.75″ Barrel Black

18 in stock

SKU: CSSI|XI682669 Category:

All of the breakthrough features of the original MCX-Rattler now in a more modular more capable package. Designed to meet the needs of Special Operations forces the MCX-Rattler LT features fully ambidextrous controls including an ambidextrous bolt-catch bolt-release an adjustable gas piston for suppressed and unsuppressed use and is fitted with the SIG QD suppressor-ready flash-hider and a flat-blade trigger for ultimate control. The MCX-Rattler LT also has either a cold hammer forged 6 or 7 3/4 barrel and is now fully compatible with all MCX barrels and handguards making it the ultimate modular package. Available in 300 blackout 5.56 NATO as well as 7.62X39 calibers.

  • 6.75in or 7.75in cold hammer forged barrel for ultra compact design
  • Fullly ambidextrous controls
  • Interchangable barrels now compatible with all LT barrels and handguards
  • SIG Flatblade match trigger
  • SIG SLX/SLH suppressor-ready flash hider
UPC

798681682669

Manufacturer

Sig Sauer

Manufacturer Part Number

PMCX-762R-7B-LT

Shipping Weight

7.7

Action

Semi-Auto

Barrel Length

7.75"

Caliber/Gauge

7.62 x 39mm

Capacity

28

Length

17.5''

Magazine Included

1 x 28-Round

Model

MCX

Product Type

AR

Safety

Manual Safety