Rock River Arms RRAGE AR-15 Slick-Side Stripped Upper Receiver

EXTRUDED ALUMINUM A4 UPPER RECEVER, STRIPPED, NO FORWARD ASSIST M4 Feedramps Compatible with mil-spec forged lower receivers and most billet lower receivers .250 takedown / pivot pin holes No forward assist Designed to be used with or without a port door / dust cover (will need to remove c-clip from dust cover pin before assembly) Weight: 7.1ozMade in the USA