Daniel Defense DD5 V3 7.62×51 12.5″ Bbl M-LOK Complete Upper Receiver Group
The Daniel Defense DD5 V3 12.5″ Complete Upper Receiver Group brings full-size 7.62 performance into a compact, hard-use configuration. Its cold hammer forged, chrome-lined S2W barrel pairs with a mid-length gas system and user-adjustable gas block for dependable suppressed or unsuppressed operation. A superfinished DLC-coated bolt carrier group, GRIP-N-RIP ambidextrous charging handle, and 10.5-inch M-LOK rail round out a premium upper built around durability, smooth cycling, and maneuverability. Daniel Defense’s 4-bolt connection system further reinforces the barrel-to-receiver interface for increased rigidity.
Features
- 12.5-inch cold hammer forged, chrome-lined S2W barrel
- User-adjustable gas block for suppressed and unsuppressed use
- Superfinished, DLC-coated bolt carrier group
- Buffered carrier design helps optimize cycling and recoil impulse
- Enhanced bolt with dual ejectors and improved extractor geometry
- 10.5-inch DD5 M-LOK rail
- GRIP-N-RIP ambidextrous charging handle with anti-gas features
- Daniel Defense 4-bolt connection system
- Daniel Defense Linear Compensator
- M-LOK handstop included
Specifications
- Caliber: 7.62x51mm NATO / .308 Winchester
- Barrel Length: 12.5 in.
- Barrel Profile: S2W
- Twist Rate: 1:10
- Barrel Material: Daniel Defense proprietary steel
- Barrel Finish: Mil-Spec heavy phosphate
- Gas System: Mid-Length, Direct Impingement
- Gas Block Material: 4140 hardened steel
- Upper Receiver Material: 7075-T6 aluminum
- Upper Receiver Finish: Type III hard coat anodized
- Handguard: DD5 Rail 10.5 M-LOK
- Handguard Material: 6061-T6 aluminum
- Muzzle Device: Daniel Defense Linear Compensator
- Muzzle Device Material: 17-4 PH stainless steel
- Muzzle Device Finish: Salt bath nitride













