Crosshill Technologies XSR-15 Side Charge Upper- Right Hand

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The Cross Hill Technologies XSR-15 Right-Handed Side Charge upper will be the most durable, rigid, functional, and accurate you can own without modification!The XSR-15 side charge uppers are sold in right-hand, and ambidextrous models. The aluminum charging handle is reciprocating allowing for both charging of weapon and forward assist. The XSR-15 upper is designed to hold much tighter tolerances for match shooting making this upper the most durable and accurate upper on the market. Machined from billet aluminum and Type III Hard Coat Anodized per Mil-Spec.The included bolt carrier is Nickel Boron Coated for ultimate hardness, easier cleaning, and natural lubricity. This coating has a rockwell hardness of 70+! NiB is harder than Tennifer (used on Glocks), Phosphating, and Meloniting! This coating cleans much easier than any finish so is ideal for those using suppressors, and goes longer in between cleanings regardless of suppressor use. The bolt itself is phosphate finished.Specs:Upper: 7075-T6 Billet Aluminum, Charging Handle and Gas PlugCarrier: 8620 Steel Nickel Boron Coated Carrier (M16 Full Shroud, Matte Finish)Bolt: 9310 Steel Case-Hardened, Shot Peened, and MPI TestedCharging Handle: Billet Aluminum-Fluted for Weight Reduction and GripPlease Contact Us For Volume Dealer Discounts
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$334.95