Product DescriptionThe Geissele Automatics Super Modular Rail (SMR) MK16 is a rigid, lightweight free-float handguard designed for hard use on AR-15 platforms. It mounts using Geisseles proven barrel nut design for a secure interface and straightforward installation and maintenance. Anti-rotation tabs and set-screws help prevent rail movement under demanding conditions. With M-LOK slots on every quadrant for accessory placement and an M1913 Picatinny top rail for optics and aiming devices, the MK16 delivers versatile configuration options. Precision machined from strong 7000 series aluminum and finished in durable Type 3 hardcoat anodizing, its built for long-term reliability.Product Highlights Free-float MK16 Super Modular Rail design for improved rigidity and consistent performance M-LOK slots on all four quadrants for flexible mounting of lights, grips, and accessories M1913 (Picatinny) top rail provides a continuous mounting surface for sights and optics Anti-rotation tabs and set-screws help keep the handguard securely aligned under heavy use 7000 series aluminum construction with Type 3 hardcoat anodized black finish for strength and durabilitySpecs Brand: Geissele Automatics Model: SMR MK16 (Super Modular Rail) Handguard Length: 10.5 in Mount / Interface: M-LOK Top Rail: M1913 Picatinny Handguard Type: Free-Float Material: 7000 Series Aluminum Finish: Type 3 Hardcoat Anodized, Black Weight: 11 oz Inner Diameter: 1.26 in Outer Diameter: 1.59 in Height: 2.39 in Country of Origin: USA MPN: 05-1073B UPC: 817953028308Disclaimer: 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.