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AR-15 16" M4 Contour, 5.56 NATO 1:9, Stainless Barrel
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AR-15 16" M4 Contour Barrel, .223 WYLDE, 1:8 Twist, Parkerized
5.56 NATO 10.5" Black Nitride M4 Profile Barrel - 1:7 Twist Carbine Length Gas System
5.56 NATO 14.5" Parkerized M4 Barrel - 1:7 Twist - Carbine Length Gas System
US Contractor 350 Legend 16" Parkerized M4 Barrel - 1:16 Twist - Carbine Length Gas System
AR-15 16" M4 Contour Barrel, .223 WYLDE, 1:9, Stainless
AR-15 8.5" M4 Profile Barrel, .223/5.56NATO, Parkerized Finish, 1:7 Twist
AR-15 16" M4 Profile Barrel, 9x19mm, 1:10, Black Nitride
AR-15 16" Contour Profile Barrel, 6.5 Grendel Type II, 1:8, Parkerized
AR-15 16" M4 Contour Barrel, 5.56 NATO, 1:7, Stainless
AR-15 10.5" M4 Profile Barrel, .223 WYLDE, 1:7, Parkerized
AR-15 16" M4 Contour Barrel,1:8, 5.56 NATO, Stainless
AR-15 16" M4 Contour Barrel, 6.5 Grendel Type 2, 1:8, Black Nitride
AR-15 16" M4 Contour Barrel, 6.5 Grendel Type 2, 1:8, Stainless
AR-15 16" M4 Contour Barrel, 5.56 NATO, 1:8 Twist, Black Nitride
AR-15 16" M4 Contour Barrel, .223 WYLDE, 1:8, Stainless
AR-15 10.5" M4 Contour Barrel, 5.56 NATO, 1:7, Parkerized
AR-15 16" M4 Contour Barrel, .300 Blackout, 1:8, Parkerized
AR-15 16" M4 Contour Barrel, 6.8 SPC ll,1:10, Parkerized