Lewis Machine & Tool Company's LMT Gas Piston System is designed to upgrade the AR/M4/M16 series of carbines and rifles. It builds on LMT's CQB MRP platform and runs cooler and cleaner than standard ...

** When you buy products through the links on our site, we may earn a commission that supports NRA's mission to protect, preserve and defend the Second Amendment. ** Brownells, one of the country’s ...

Many agencies who have received M16A1's, via the DRMS 1033 program, have wanted to upgrade these rifles to carbine configuration and to get away from the 1/12 twist rate to better address the needs of ...

Key Point: Although common in rifles, the gas piston system was unknown among handguns mostly because it was just unnecessary. In a way, the Desert Eagle is part revolver, pistol and rifle. In the mid ...

The Heckler and Koch 416 assault rifle is arguably a step up from the M4 carbine. Outwardly similar to the M4 in appearance, internally the rifle uses a gas-piston operating system, not the ...