AR-9/9X19 4.5" 1:10 Twist Black Nitride Finish with Polished Ramps (Made in USA)
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Specifications:
- Length: 4.5"
- 9mm Caliber
- 1:10 Twist
- 5/8x24" Thread Pitch
- 4150-gun quality steel, heat treated, stress relieved.
- Black Nitride finish
- Polished Chamber Ramp
- Chrome Moly Vanadium
- Index Pin
- Made in the U.S.A.
- Fits: AR-15
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