This 5.56 chambered 18 inch Modern Series Barrel is machined from 4150 Chrome Moly Vanadium steel with a QPQ Corrosion Resistant Finish and QPQ coated M4 feed ramp extension. This barrel features a longer .750" profile dimension necessary for proper installation of the OPS Inc. 12th model collar and suppressor.
Features and Specifications:
- Length: 18"
- Material: 4150 Chrome Moly Vanadium
- Profile: SPR Rifle Barrel With Ops 12 Profile
- Finish: Bead Blasted QPQ Corrosion Resistant
- Twist Rate: 1:7 inches
- Gas System Length: Rifle-Length
- Gas Block Journal: .750"
- Muzzle: 1/2x28 Threaded
- Material:
- 4150 CMV
- Inside Finish:
- Nitride
- Outside Finish:
- Nitride
- Color:
- Black
- Barrel Type:
- Button Rifled
- Caliber:
- 5.56 NATO
- Profile:
- SPR
- Length:
- 18"
- Twist:
- 1:7
- Muzzle Thread:
- 1/2x28
- Gas System:
- Rifle
- Gas Block Diameter:
- .750"
- Gas Block Journal Length:
- -
- Barrel Extension:
- M4
- Gas Block Included:
- No
1 Review
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Ballistic advantage barrel
Great quality
