CMMG PE46A962FMB Banshee MK4 4.6x30mm 8″ 40+1 Midnight Bronze Rec Buffer Tube (No Brace) M-LOK Handgaurd Polymer Grip Zeroed Linear Compensator

With an impressive 40-round magazine capacity light recoil and great penetration at close distances the CMMG FourSix is here to reimagine the Personal Defense Weapon. Not only is the FourSix the first AR chambered in 4.6x30mm but it is also the first 4.6x30mm firearm ever released to the U.S. civilian market! What is 4.6x30mm? First introduced in 1999 the 4.6x30mm is known for its pairing with the Heckler