[IDAHO FALLS] Great used condition quality lightweight upper.
• Keyhole marked (Cerro forge) complete upper receiver with forward assist ($150)
• BCM KMR (Magnesium) rail (Unobtainium, discontinued ultra lightweight; The cheaper aluminum equivalent is $250)
• BCM KMR Picatinny adapter strips x2
• Ballistic advantage 16” barrel with low profile gas block and gas tube ($250)
• V Seven muzzle brake ($97)
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Get ~$750 items for $400