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Bear Creek Arsenal AR-15 5.56 NATO 20in Straight Fluted Barrel Upper Receiver 9149N-UA556RHB2017PF-15M3

Bear Creek Arsenal AR-15 5.56 NATO Upper Receiver, 20in Parkerized Straight Fluted Heavy Barrel, 1-7 Twist, Rifle Length, 15in MLOK, 9149N-UA556RHB2017PF-15M3
Bear Creek Arsenal AR-15 5.56 NATO Upper Receiver, 20in Parkerized Straight Fluted Heavy Barrel, 1-7 Twist, Rifle Length, 15in MLOK, 9149N-UA556RHB2017PF-15M3
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Bear Creek Arsenal AR-15 5.56 NATO Upper Receiver, 20in Parkerized Straight Fluted Heavy Barrel, 1-7 Twist, Rifle Length, 15in MLOK, 9149N-UA556RHB2017PF-15M3

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Product No Longer Available

Unfortunately Bear Creek Arsenal AR-15 5.56 NATO 20in Straight Fluted Barrel Upper Receiver is not listed by OpticsPlanet.You can also explore other items in the Gun Parts, AR 15 Parts, Rifle Parts, AR15 Upper Receivers yourself to try and find the perfect replacement for you!

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Product Info for Bear Creek Arsenal AR-15 5.56 NATO 20in Straight Fluted Barrel Upper Receiver

This BCA AR-15 complete 5.56 NATO rifle length upper has a 20 inch straight fluted heavy barrel with a parkerized finish, and features a 1:7 twist rate, with a rifle length gas system. It includes the new 15 inch MLOK rail, an M4 flat-top forged upper receiver, a BCA bolt carrier group, a flash hider, and a rear charging handle. This 5.56 NATO upper is compatible with any mil-spec AR-15 lower. Shop more 5.56 NATO Uppers!Magazine not included.image

Package Contents:

  • Bear Creek Arsenal AR-15 5.56 NATO 20in Parkerized Straight Fluted Heavy Barrel 1-7 Twist Rifle Length 15in MLOK Upper Receiver

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Last updated 2026-09-30 UTC.