The search came up with no good info. Im Building an AR SBR on my Noveske lower and was thinking about using a BCM 11.5" upper (not the hammer forged barrel). Any input?
http://www.bravocompanyusa.com/BCM-11-5-Upper-Receiver-Group-p/bcm-urg-m4-11.htm
http://www.bravocompanyusa.com/BCM-11-5-Upper-Receiver-Group-p/bcm-urg-m4-11.htm