Product DescriptionUpgrade your AR-15 direct-impingement bolt carrier group with the Patriot Ordnance Factory (POF) Roller Cam Pin Kit. This kit includes a roller cam pin and a modified gas key designed for direct impingement-type rifles, helping reduce friction and wear at the cam pin track for smoother cycling and long-term reliability. Built for AR-platform rifles chambered in .223 Remington/5.56 NATO, it's an excellent enhancement for hard-use builds, training carbines, and duty-ready rifles.Product Highlights Roller cam pin design helps reduce cam pin track wear and friction during cycling Includes a modified gas key intended for direct-impingement AR-platform rifles Compatible with .223 Remington / 5.56x45mm NATO configurations Purpose-built upgrade kit from Patriot Ordnance Factory (POF) Ideal for AR-15 maintenance, performance tuning, and parts replacementSpecs Brand: Patriot Ordnance Factory Manufacturer Part Number: 00393 UPC: 847313003935 Platform Compatibility: AR-15 / AR platform (direct impingement-type rifles) Caliber Compatibility: .223 Remington / 5.56x45mm NATO Included Components: Roller cam pin; modified gas keyDisclaimer: 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.