Geissele Super Modular Rail HK 10.5″ – Black
The Geissele Super Modular HK 416 Rail is designed to replace the standard HK 416 rail, offering unmatched strength, rigidity, and modularity while utilizing the stock HK barrel nut. Crafted from precision-machined 6061-T6 aluminum, this rail is finished in Type 3 Hardcoat Anodize to meet military specifications. With accessory rail mounting positions at the 3, 6, and 9 o’clock positions, the SMR HK ensures a rock-solid connection with steel inserts, delivering elite performance trusted by top-tier operators.
Precision-Machined 6061-T6 Aluminum ConstructionEnsures durability and lightweight performance
Type 3 Hardcoat Anodized FinishMeets military specifications for longevity and protection
Optimized for 10.5″ BarrelsPerfectly suited for compact weapon configurations
Steel Inserts for Rock-Solid MountingProvides a secure steel-to-steel connection for accessories
M-LOK Rail Sections at 3, 6, and 9 O’ClockEnables modular accessory attachment
Utilizes Stock HK Barrel NutSimplifies installation while maintaining compatibility
Trusted by Military & Elite WarfightersDeveloped with direct operator feedback
Specifications
- Height: 2.51 inches
- Color: Black
- Material: 6061-T6 Aluminum
- Finish: Type 3 Hardcoat Anodized
- Rail Length: 10.5 inches (Actual rail length: 9 3/8 inches)
- Inner Diameter: 1.35 inches
- Outer Diameter: 1.9 inches
- Weight: 12.96 oz










