Spike's Tactical Complete Upper Receiver, 223 Remington/556NATO, 14.5" Barrel (16" OAL with Pinned Brake), Mid-length Gas System, Fits AR Rifles, Black, Flat Top Receiver, No Sights, 12" CRR Quad Rail, Dynacomp Muzzle Brake, No Mags STU5050-CQ2D
Specifications
| Attribute_Descriptions | SAR3 Quad Rail |
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| Barrel_Length | 14.5" Pinned (16" OAL) |
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| Caliber | 223 Remington |
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| Caliber | 556NATO |
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| Color | Black |
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| Description | Midlength |
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| Fit | AR Rifles |
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| Manufacturer_part__ | STU5050-CQ2D |
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| Sub_Category | Complete Upper Receivers |
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| Type | Upper |
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| Type_of_Barrel | 1:07 |
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