Product Description The Geissele Automatics Super Modular Rail (SMR) HK 416 is a premium drop-in replacement handguard engineered specifically for the HK 416 weapon platform. Precision machined from 6061-T6 aircraft-grade aluminum, the SMR HK delivers an exceptional balance of strength, rigidity, and modularity - all while retaining the stock HK barrel nut for a seamless installation. Finished in Type 3 Hardcoat Anodize to meet strict military specifications, this 10.5-inch black handguard features M-LOK-compatible accessory rail slots at the 3, 6, and 9 o&';clock positions, utilizing steel inserts for a rock-solid, steel-to-steel connection. Trusted by the nation&';s elite warfighters, the SMR HK 416 was developed with direct operator input to deliver the features and performance demanded in the most challenging environments. Product Highlights Direct HK 416 Compatibility: Designed as a direct replacement for the standard HK 416 rail, utilizing the stock HK barrel nut for tool-minimal installation. 6061-T6 Aluminum Construction: Precision machined aerospace-grade aluminum provides a lightweight yet extremely rigid and durable platform. Type 3 Hardcoat Anodized Finish: Military-specification finish ensures exceptional corrosion and wear resistance in the most demanding field conditions. Modular Accessory Mounting: Rail sections at the 3, 6, and 9 o&';clock positions accept accessory rails with steel-to-steel inserts for a secure, play-free connection. Elite Operator Tested: Developed with the direct input and feedback of the nation&';s elite warfighters, ensuring proven performance and reliability. Specs Brand: Geissele Automatics Model: Super Modular Rail (SMR) HK Series: HK MPN: 05190B UPC: 854014005861 Color: Black Material: 6061-T6 Aluminum Finish: Type 3 Hardcoat Anodized Length: 10.50" Outer Diameter: 1.90" Height: 2.51" Weight: 12.96 oz 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. ]]>