Radical Firearms 7.62x39 Heavy Barreled AR-15 Upper - RPR Handguard - 16"

Manufactured by Radical Firearms
SKU: FU16-7.62X39HBAR-15RPR
MPN: FU16-7.62X39HBAR-15RPR
Manufactured by Radical Firearms
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In Stock

NOTE: Limit 1 per household. Quantities exceeding 1 will not allow checkout.

Standard orders will ship out the same business day if ordered by 3:30 pm CST. FFL orders will ship within 5 business days or less as long as we have the information for the transfer destination.



Note: Does not include bolt carrier group or charging handle.

The Radical Firearms 16" 7.62x39 Heavy Barreled AR-15 Upper is a MIL-STD drop-in solution for your next AR build. Crafted with quality materials and covered by Radical’s lifetime warranty, this MIL-SPEC upper is an outstanding choice for any budget. The HBAR profile, heavy barrel is made for prolonged periods of fire and machined from 4140 Chrome Moly Steel. A low profile carbine length gas system is fine tuned for proper cycling. The upper receiver is forged from 7075 T6 aerospace-grade aluminum and features a hardened Type III Anodized finish for dependable, quality shooting. The RPR free float rail system will keep your hands cool while increasing accuracy. This Radical Firearms barreled upper is a great way to start or finish your next build.

  • 16" 4140 chrome moly steel HBAR barrel
  • Chambered in 7.62x39 with a 1:10 twist rate
  • 5/8x24 A2 flash hider
  • 15" free float RPR M-LOK handguard
  • Gen 3 rail mounting system
  • Made in the U.S.A. in Stafford, Texas!
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AssemblyBarreled Assemblies
Barrel CoatingMelonite
Barrel ContourHBAR
Barrel Length16
Barrel LiningMelonite
Barrel Material4140 Chrome Moly Steel
BrandRadical Firearms
Caliber Gauge7.62X39mm
Gas System LengthCarbine
Gas System TypeDirect Impingement
Handguard15 in Radical M-LOK RPR Rail
Muzzle DeviceA2 Flash Hider
Thread Pattern5/8 X 24
Twist Rate1:10

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