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SIG MCX Rattler 5.56

SIG MCX Rattler 5.56 In Stock and On Sale

The SIG MCX Rattler 5.56 pistol with 5.5 inch PDW threaded barrel, is SIG’s newest edition in the MCX Pistol lineup. SIG’s Rattler is more compact than ever, featuring the PCB Brace (side-folding pivoting contour brace). Making it the perfect PDW weapon, for close quarter situations. It comes standard with SIG Sauer’s quick release s M-LOK hand-guard. This MCX Pistol can easily be converted into a rifle with SIG’s optional barrel kit and QD carbine length hand-guard. Every Rattler 5.56 pistol is outfitted with a adjustable gas piston system, to fine tune your suppressor and ammunition combos. Blue meanies.

SIG’s 5.56 Rattler allows you to carry the 5.56/.223 Rifle cartridge in a backpack or briefcase. No need to leave it at home or in your vehicle, simply bring it with you. Being a rifle cartridge you can expect a longer effective range over it’s 300 blackout counterpart. Making it the perfect close to mid range self defense weapon. SIG MCX Rattler SBR


Firearms Specifications


  • UPC: 798681600199
  • Manufactures Item Number: PMCX-5B-TAP
  • Operating System: Gas Piston
  • Caliber: 5.56
  • Barrel: 5 1/2 inch (140 mm)
  • Magazine: (1) AR-15 30rd Aluminum Mag





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