Aero Precision C.O.P. M4 Mid-Length Upper Receiver Minimalist Kit - Anodized Black

The C.O.P. M4 (Continuous Optics Platform) features a custom configured integrated upper receiver and hand guard system. This extremely rigid design allows for symmetrical or asymmetrical rail platforms to accommodate a multitude of optic requirements. The hand guard system allows for a free-floated barrel giving the operator superior performance and accuracy.The mid-length C.O.P. (M4) features a handguard that is properly sized to meet up with an A2 Front Sight Block when used with a mid-length gas system. It will cover the gas block when used with pistol or carbine length gas system and low profile gas block.This system uses any standard AR-15 barrel, not a proprietary barrel system. The receiver design also has a fully enclosed dust cover pin which can be removed with the barrel in place.Features:Compatible with Mil - STD AR15 components7075-T6 forged aluminum constructionExtremely rigid user configurable rail systemFree-Float handguard rail systemAR-15 Standard Barrel Interface, only the barrel nut and wrench are changed (both included)Fully enclosed dust cover pin which can be removed with the barrel in place.Dedicated thumb perch for improved ergonomics when gripping the magwell with the weak handAll kit components made in the USAMinimalist Kit Includes:1ea 1913 Half Rail with QD1ea 1913 Rail with QD1ea Flat Rail with QD2ea Quarter PanelT25 Torx Driver13ea 8-32 x 3/8 ScrewsBarrel NutFactory Installed Dust Cover and Fwd AssistAero Precision C.O.P. bag roll