Shadow Systems SS-6039 U526 5.56 NATO 10+1 16″ Black Barrel, Picatinny Rail Receiver, Black Polymer Stock & Grip
October 21, 2026
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Shadow Systems SS-6040 U526 5.56 NATO 10+1 16″ Black Barrel, Black Receiver w/Picatinny Rail, Black Polymer Stock & Grip
$2,199.00
Shadow Systems SS-6040 U526 5.56 NATO 10+1 16″ Black Barrel, Black Receiver w/Picatinny Rail, Black Polymer Stock & Grip
10 in stock
| UPC | 810120317380 |
|---|---|
| Manufacturer | Shadow Systems |
| Manufacturer Part Number | SS-6040 |
| Barrel Length | 16" |
| Caliber/Gauge | .223 REM/5.56 NATO |
| Capacity | 10 + 1 |
| Rate of Twist | 1:7" |
| Safety | Safety Selector |
