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Daniel Defense

Daniel Defense DDM4V7 LW Upper

Lightweight variant of the DDM4V7 upper with reduced weight barrel profile.

Quick Specs

Price
$1,199
Weight
3 lb 8 oz
Brand
Daniel Defense
Category
upper

Features

  • 5.56 NATO / .223 Rem
  • Lightweight barrel profile
  • MFR XS handguard
  • DD quality and reliability

Capability Boosts

Reliability+2
Mobility+1

Compatibility Tags

family: ar-patterninterface: picatinny-tophandguard: mlokbarrel: long

Overview

The Daniel Defense DDM4V7 LW (Lightweight) upper receiver brings significant weight reduction without compromising the legendary reliability and accuracy that defines Daniel Defense products. Weighing in at just 3.9 pounds complete, this upper achieves a two-ounce barrel weight reduction compared to the standard V7 through an optimized lightweight profile. This reduction translates to improved handling characteristics, reduced fatigue during extended operations, and enhanced maneuverability in dynamic shooting scenarios.

The 16" cold hammer forged barrel is manufactured from Chrome Moly Vanadium steel with a 1:7 twist rate optimized for modern 5.56 NATO ammunition. Despite the lightweight profile, the barrel features full chrome lining for extended service life and mid-length gas system for smooth, reliable cycling. The barrel undergoes mil-spec heavy phosphate coating and is both HP (high-pressure) and MPI (magnetic particle inspection) tested to ensure absolute reliability. The pinned low-profile gas block is CNC machined from 4140 hardened steel with mil-spec heavy phosphate coating.

Daniel Defense's MFR 15.0 (Modular Float Rail) handguard provides 15 inches of M-LOK attachment real estate while maintaining a slim profile that promotes natural grip ergonomics. CNC machined from 6061-T6 aluminum with Type III hard coat anodizing, the MFR system offers exceptional rigidity despite minimal weight. The complete upper includes DD's GRIP-N-RIP charging handle and M16-profile bolt carrier group with chrome lining and properly staked gas key. This combination delivers premium performance for users who prioritize reduced weight without sacrificing Daniel Defense's exacting quality standards.

Key Features

  • 16" cold hammer forged lightweight profile barrel
  • Chrome Moly Vanadium steel with chrome lining
  • Mid-length gas system with pinned low-profile gas block
  • MFR 15.0 M-LOK handguard (6061-T6 aluminum)
  • GRIP-N-RIP ambidextrous charging handle
  • M16 profile BCG with chrome lining and proper staking
  • Complete weight of 3.9 lbs (2 oz lighter than standard V7)

Pros

  • +Significant weight reduction improves handling and reduces fatigue
  • +Maintains Daniel Defense reliability standards
  • +Chrome-lined barrel ensures extended service life
  • +M-LOK handguard offers versatile accessory mounting
  • +HP/MPI tested barrel for quality assurance
  • +Mid-length gas system provides smooth cycling

Cons

  • Lightweight barrel may heat faster under sustained fire
  • Premium pricing reflects Daniel Defense brand
  • Reduced barrel mass affects heat dissipation
  • May show more point-of-impact shift when hot

Detailed Specifications

forging
7075 T6 aluminum with M4 feed ramps
Material
Chrome Moly Vanadium steel barrel
finish
Type III hard coat anodized receiver, chrome-lined barrel
forwardAssist
Yes
shellDeflector
Yes
barrelNutStyle
Daniel Defense proprietary for MFR rail
gasSystem
Mid-length
twist
1:7
barrelProfile
Lightweight (2 oz lighter than standard)
handguardLength
15.0"
handguardAttachment
M-LOK (MFR)
threadPitch
1/2x28
bcgProfile
M16 (full-auto)
bcgCoating
Chrome-lined
weight
3.9 lbs complete

Compatible Platforms

+23 more

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