Monk Customs 'VAYU' M4 Hexagon Hand Guard Springs With a 170-round capacity

With a 170-round capacity

Avoid dryfire thanks to the Magazine Counter

This pistol has all the features of the AAP-01 but in a more compact package and comes with a 20mm Accessory rail along the top of the pistol and an additional rail segment on the bottom of the barrel giving you options for a variety of attachments

Supplied with grub screw (to adjust for over travel) and trigger bow pin

Monk Customs 'VAYU' M4 Hexagon Hand Guard Springs With a 170-round capacityThis 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 will fit the Article one with the Red Engines, not with the all Black