Don't let price be your sole deciding factor. Not all manufacturers are the same. Read the following link and make a decision based on your needs. Comparison Chart of Major AR Brands - M4Carbine.net Forums
My personal recommendation would be a Bravo Company Manufacturing (BCM) upper. Currently, they are available at G&R Tactical.
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"Do not overthink it, gentlemen. It's only a gunfight, not an IRS tax audit." - Louis Awerbuck |