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LBE Unlimited 16" M4 Profile 5.56 NATO Barrel (Options)

Chamber- 5.56
Contour- M4
Barrel Length- 16in
Twist Rate- 1:7 or 1:9
Gas System- Carbine
Diameter at Gas Port- .750
Thread Pitch- 1/2×28
Feed Ramps- M4
Material- 4142 Steel
Finish- 1:7 Phosphate or 1:9 Nitride
Weight- 17.9oz

Made In the USA

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