“Proof Research 138946 Bolt Action Barrel Pre-Fit 260 Rem 18″ 1:8″ Twist (5 Groove), 5/8″-24 tpi Threaded, Carbon Fiber, Drop-In Design for Sig Cross” has been added to your cart. View cart

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March 20, 2026Daniel Defense Barrel Assembly CMV CHF 5.56 10.3″ Gov’t Carbine Length WLPG
$408.00
Daniel Defense Barrel Assembly CMV CHF 5.56 10.3″ Gov’t Carbine Length WLPG
2 in stock
SKU: CSSI|ED707706128
Category: Rifle Barrels
Daniel Defense 10.3” 5.56 barrels are the most accurate and longest lasting barrel attainable for your AR-15 build. Cold Hammer Forged from 4150 Chrome Moly Vanadium steel this barrel is Mil-spec heavy phosphate coated and chrome lined with carbine length gas system.
| UPC | 815604011839 |
|---|---|
| Manufacturer | Daniel Defense |
| Manufacturer Part Number | 07-077-06128 |
| Barrel Length | 10.3" |
| Caliber/Gauge | .223 REM/5.56 NATO |
| Model | Government Profile |
| Product Type | Barrel |
| Shipping Weight | 1.39 |





