Rise Armament AR-15 Complete Upper Receiver 6mm ARC 18in 416R M-LOK Patriot Brown RA-6ARC-CU-BRN-18

Product Description The RISE 6mm ARC AR-15 Complete Upper Receiver is built for precision performance with an exceptionally accurate 18-inch 416R stainless steel barrel. Designed around a rifle-length gas system and a free-float M-LOK handguard, this complete upper is ready to drop onto a compatible AR-15 lower (where legally permitted) for a capable long-range and all-purpose setup. It features a forged billet aluminum receiver, includes a RISE ambidextrous charging handle, and comes equipped with a black nitride bolt carrier group, all finished in Patriot Brown Cerakote for a durable, corrosion-resistant exterior. Product Highlights 18-inch 416R stainless steel barrel for accuracy and durability 1:7 twist with 1/2×28 threaded muzzle for common muzzle device compatibility Rifle-length gas system designed for smooth cycling 15.25-inch free-float M-LOK handguard for accessory mounting and improved accuracy potential Includes ambidextrous charging handle and black nitride bolt carrier group; Patriot Brown Cerakote finish Specs Brand: Rise Armament Type: Complete AR-15 Upper Receiver Caliber: 6mm ARC Barrel Length: 18 in Barrel Material: 416R Stainless Steel Twist Rate: 1:7 Muzzle Thread: 1/2×28 Gas System Length: Rifle Length Handguard: 15.25 in Free Float M-LOK Receiver Material: Forged Billet Aluminum Charging Handle: RISE Ambidextrous Bolt Carrier Group: Black Nitride Finish: Patriot Brown Cerakote MPN: RA-6ARC-CU-BRN-18 UPC: 850043415954 Disclaimer: We strive to provide accurate and up-to-date product descriptions, specifications, and images; however, errors or omissions may occasionally occur. We are not responsible for any inaccuracies or discrepancies in the content provided. If you notice anything incorrect or unclear, please contact us so we can correct it. When in doubt, we recommend verifying details directly with the product&’;s manufacturer.