BARREL: 16.5 inches heavy contour, fluted to reduce heat and weight

ACTION: Semi-auto, regulated gas piston upper with M.R.R.™ Modular Railed Receiver free floating monolithic top rail

CHAMBER: 7.62 X 51 mm NATO (.308 Win)

WEIGHT: 6.42 lbs. (empty)

FINISH: NP3™ coated or Black Anodized

When ordering please note inventory status. If Back Ordered is indicated, you can still place an order. Lead time on uppers from POF-USA is approx. 60 to 90 days.