Product DescriptionThe Midwest Industries Gen 4 M-Series Handguard is a slim, rugged free-float upgrade designed for AR-style builds that demand strength, modularity, and clean ergonomics. It features a continuous Mil-Spec M1913 Picatinny top rail for optics and accessories, plus M-LOK mounting slots on seven flats along the handguard for flexible accessory placement. Built from 6061 aluminum and finished in Type III hard coat anodizing, this handguard is made in the USA and includes key installation components to help you complete your build.Product Highlights Continuous Mil-Spec M1913 Picatinny top rail for stable accessory and optic mounting M-LOK accessory slots on 7 flats for highly configurable attachment options Super-slim profile (1.5" outside diameter / 1.3" inside diameter) for improved handling Durable 6061 aluminum construction with Type III hard coat anodized finish Includes barrel nut, barrel nut wrench, torque plate, and a 5-slot polymer rail sectionSpecs Brand: Midwest Industries Model/Series: Gen 4 M-Series (G4M) Product Type: Free-float M-LOK handguard Length: 13.375 in Color: Black Material: 6061 aluminum Finish: Type III hard coat anodized Top Rail: Mil-Spec M1913 Picatinny (continuous) Accessory Interface: M-LOK (7 flats) Outside Diameter: 1.5 in Inside Diameter: 1.3 in QD Sling Mounts: 4 anti-rotation QD sling swivel mounting points Included: Barrel nut, barrel nut wrench, torque plate, 5-slot polymer rail section Made In: USA UPC: 812102033004 Manufacturer Part Number: MI-G4M13.375 Weight: 10.60 ozDisclaimer: 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.