04-23-2020, 08:52 PM
Ive used these upper receivers before , since theyre fatter they dont transition visually as well to a handguard as thinner receivers and no dust cover or forward assist
BUT mass it has and rigid it is
Youre welcome
http://www.jsesurplus.com/AR-15SBUBillet...USIVE.aspx
BUT mass it has and rigid it is
Youre welcome

http://www.jsesurplus.com/AR-15SBUBillet...USIVE.aspx

