Monk Customs M4 Outer Barrel 'HELIX' AAP Guide Rods Note Includes M4 buffer tube

Note Includes M4 buffer tube adapter

giving each one a distinctive metallic hue — and a conscience

and a wider software feature set for faster workflows and better control

Thanks to this streamline

Monk Customs M4 Outer Barrel 'HELIX' AAP Guide Rods Note Includes M4 buffer tubeThis is Monk's latest addition to the world of M4 Outer Barrels. The unique and stylish twisted helix design stands out beautifully, especially when used in combination with a Monk style skeletonized hand guard! The clever O ring addition makes sure the inner barrel is always positioned in the center of the Helix Outer Barrel and sits tight! These outer barrels are 6 inches in length. * These will fit the Article one with the Red Engines, not with the