No ratings yet
Be the first to review this product
Daniel Defense M4A1 SOCOM Block II Upper Receiver with quad-rail handguard and Picatinny rail sections. Barrel length is 14.5 inches with a 1:7 twist. Barrel is cold hammer forged from mil-spec chrome-moly vanadium steel with a chrome-lined interior. Upper is made from 7075-T6 aluminum and finished in Flat Dark Earth anodize. Gas block pinned low-profile. Does not include BCG, charging handle or flash hider. Includes EOTech EXPS2-0 optic mounted on a 1" Weaver/MIL-STD-1913 rail. EXPS3-0 option available as a separate SKU.
Sponsored
Cash for Arms
Instant offer on any firearm
No negotiating, no strangers at your door. Ship it and get paid.
Get an OfferHave one to sell?
No Price History Available
Check back later for pricing trends
Sign in to save a target price and receive an email when this component drops.
Sign In to Set AlertGuide
A comprehensive overview of every major component in an AR-15 build—including what's inside bolt carrier groups and parts kits—organized by assembly for new builders.
12 min read
Guide
A neutral guide to component strategies for left-handed shooters, left-eye dominant right-handed shooters, and those managing eye/hand dominance mismatches. Covers ambi uppers, charging handles, gas system tuning, and real-world tradeoffs.
6 min read