Daniel Defense126797889
Daniel Defense RIS III 10.5" Handguard Assembly - Flat Dark Earth (FDE)$501.00
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Availability: In Stock
The Daniel Defense RIS III 13" FSP Assembly in Flat Dark Earth combines proven mil-spec engineering with modern accessory mounting versatility. This free-floating handguard system carries forward the battle-tested design that has served U.S. Special Operations Command since 2006, but adds the flexibility of M-LOK attachment points while shedding unnecessary weight. If you're building or upgrading an AR platform and want a rail that balances accuracy, durability, and practical modularity, the RIS III delivers the kind of rock-solid performance you'd expect from Daniel Defense.
The 13" FSP (front sight post) configuration maintains the uninterrupted upper Mil-Spec 1913 rail platform that lets you mount optics and accessories exactly where you want them, while seven M-LOK slots distributed along the handguard give you flexible, low-profile mounting for lights, grips, and other gear. The two-piece design—upper and lower rail sections—is backward compatible with the RIS II bolt-up system, meaning it uses the same barrel nut and attachment plate. Aircraft-grade 6061-T6 aluminum with Mil-Spec Type III hard coat anodized finish in FDE ensures the handguard will withstand serious use without compromise. Grade 8 military-spec fasteners and a proven 6-bolt attachment system secure everything to your upper receiver.
Whether you're running a duty rifle, a precision carbine, or a piston gun, the RIS III gives you the accessory mounting real estate modern shooters expect without the bulk of rails from an earlier era. The QD swivel attachment points on both sides add another layer of practical utility for sling mounting or other field applications.
| Length | 13 inches |
| Configuration | FSP (Front Sight Post) |
| Material | Aircraft-grade 6061-T6 aluminum |
| Finish | Mil-Spec Type III hard coat anodized (Flat Dark Earth) |
| Upper Rail | Mil-Spec 1913 Picatinny (uninterrupted) |
| Attachment Points | Seven M-LOK slots along handguard |
| QD Swivel Points | Integral, both sides with limited travel |
| Attachment System | 6-bolt secure bolt-up to upper receiver |
| Fasteners | Grade 8 military specification |
| Design Type | Two-piece (upper and lower rail sections) |
| Compatibility | RIS II bolt-up system and barrel nut; backward compatible with RIS II lower rail |
The RIS III reduces weight compared to the RIS II while adding M-LOK attachment versatility. Both share the same proven free-float design, aircraft-grade aluminum construction, uninterrupted upper rail, and secure 6-bolt attachment system—but the RIS III incorporates modern M-LOK slots for easier accessory mounting alongside the proven Mil-Spec 1913 upper rail platform.
Yes. The RIS III uses the same barrel nut and bolt-up system as the RIS II, so it's backward compatible and will attach securely to any standard AR upper receiver with the 6-bolt secure attachment method.
The RIS III upper rail section features seven M-LOK slots. If you pair it with an RIS II lower rail, you'll have M-LOK mounting on the upper and Picatinny (1913) mounting on the lower, giving you mixed flexibility.
Yes. The 13" FSP configuration supports M203 and M320 grenade launcher mounting when the lower rail section is removed.
SKU: 126797855 • Depth: 13in • Weight: 1oz
Availability: In Stock
The Daniel Defense RIS III 13" FSP Assembly in Flat Dark Earth combines proven mil-spec engineering with modern accessory mounting versatility. This free-floating handguard system carries forward the battle-tested design that has served U.S. Special Operations Command since 2006, but adds the flexibility of M-LOK attachment points while shedding unnecessary weight. If you're building or upgrading an AR platform and want a rail that balances accuracy, durability, and practical modularity, the RIS III delivers the kind of rock-solid performance you'd expect from Daniel Defense.
The 13" FSP (front sight post) configuration maintains the uninterrupted upper Mil-Spec 1913 rail platform that lets you mount optics and accessories exactly where you want them, while seven M-LOK slots distributed along the handguard give you flexible, low-profile mounting for lights, grips, and other gear. The two-piece design—upper and lower rail sections—is backward compatible with the RIS II bolt-up system, meaning it uses the same barrel nut and attachment plate. Aircraft-grade 6061-T6 aluminum with Mil-Spec Type III hard coat anodized finish in FDE ensures the handguard will withstand serious use without compromise. Grade 8 military-spec fasteners and a proven 6-bolt attachment system secure everything to your upper receiver.
Whether you're running a duty rifle, a precision carbine, or a piston gun, the RIS III gives you the accessory mounting real estate modern shooters expect without the bulk of rails from an earlier era. The QD swivel attachment points on both sides add another layer of practical utility for sling mounting or other field applications.
| Length | 13 inches |
| Configuration | FSP (Front Sight Post) |
| Material | Aircraft-grade 6061-T6 aluminum |
| Finish | Mil-Spec Type III hard coat anodized (Flat Dark Earth) |
| Upper Rail | Mil-Spec 1913 Picatinny (uninterrupted) |
| Attachment Points | Seven M-LOK slots along handguard |
| QD Swivel Points | Integral, both sides with limited travel |
| Attachment System | 6-bolt secure bolt-up to upper receiver |
| Fasteners | Grade 8 military specification |
| Design Type | Two-piece (upper and lower rail sections) |
| Compatibility | RIS II bolt-up system and barrel nut; backward compatible with RIS II lower rail |
The RIS III reduces weight compared to the RIS II while adding M-LOK attachment versatility. Both share the same proven free-float design, aircraft-grade aluminum construction, uninterrupted upper rail, and secure 6-bolt attachment system—but the RIS III incorporates modern M-LOK slots for easier accessory mounting alongside the proven Mil-Spec 1913 upper rail platform.
Yes. The RIS III uses the same barrel nut and bolt-up system as the RIS II, so it's backward compatible and will attach securely to any standard AR upper receiver with the 6-bolt secure attachment method.
The RIS III upper rail section features seven M-LOK slots. If you pair it with an RIS II lower rail, you'll have M-LOK mounting on the upper and Picatinny (1913) mounting on the lower, giving you mixed flexibility.
Yes. The 13" FSP configuration supports M203 and M320 grenade launcher mounting when the lower rail section is removed.
SKU: 126797855 • Depth: 13in • Weight: 1oz