Aero Precision M5E1 Enhanced Assembled Upper Receiver, Black Anodized - APAR308504AC

The M5E1 Enhanced Assembled Upper Receiver is a one-piece design that integrates the handguard mounting platform with the upper receiver for increased strength and reduced weight. This aluminum upper is compatible with AR-10/.308 platforms and features a superior engineering design that requires only 8 screws for free-floated handguard mounting. The integrated design includes lightening cuts to minimize weight while maintaining structural integrity.