Product Description The Radian Weapons Model 1 Complete Upper is a premium AR-15 upper assembly built around a billet-machined 7075-T6 aluminum receiver and a proprietary Extended aluminum handguard with an integrated Magpul M-LOK mounting system. It features a match-grade 416R stainless steel barrel with polished crown and feed ramps, and a threaded muzzle for common AR-15 muzzle devices. Designed for reliable performance and suppressor use, this complete upper includes an enhanced black nitride M16 bolt carrier group, lightweight forward assist, and the Radian Raptor-SD suppressor-optimized ambidextrous charging handle, operating on a direct impingement gas system. Product Highlights Billet 7075-T6 aluminum upper receiver with integrated upper/handguard stainless steel anti-rotation pin Match-grade 416R stainless steel .223 Wylde barrel with polished crown and feed ramps Proprietary Extended aluminum handguard with Magpul M-LOK modular mounting system Enhanced black nitride M16 bolt carrier group for durability and smooth cycling Radian Raptor-SD ambidextrous charging handle optimized to reduce gas blowback with suppressors Specs Product Type: Complete Upper Assembly Platform/Fit: AR-15 Caliber: .223 Wylde Barrel Length: 10.50 in Barrel Material: Match-grade 416R stainless steel Barrel Twist: 1:8 Muzzle Threads: 1/2x28 Receiver Material: Billet-machined 7075-T6 aluminum Handguard: Proprietary Extended aluminum handguard with Magpul M-LOK Operating System: Direct Impingement Bolt Carrier Group: Enhanced black nitride M16 BCG Charging Handle: Radian Raptor-SD ambidextrous Sights: Optic ready Color/Finish: Black / Radian Black UPC: 817093020811 Manufacturer Part Number: R0023 Brand: RADIAN WEAPONS 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 products manufacturer.