About This Assembled Upper: This Bear Creek Arsenal AR-15 Complete 7.62x39 rifle length upper has a 16" heavy barrel with a parkerized finish, and features a 1:10 twist rate, with a Carbine length gas system. It includes a Standard Handguard with Gas Block, an M4 flat-top forged upper receiver, a BCA Bolt Carrier Group, Flash Hider, and a rear charging handle. This 7.62x39 upper is compatible with any mil-spec AR-15 lower.
Upper: This 7.62x39 Upper has a 16-inch heavy barrel that has a 1:10 twist rate and operates on a carbine gas system. The drop-in two-piece carbine handguard is made of high-strength material with a deep black finish that makes it corrosion resistant. This upper includes a BCG and charging handle as well as a spiral muzzle device.
Barrel: This Upper Features A 16" Parkerized 7.62x39 Heavy Barrel. This Barrel Incorporates a Carbine Gas System for Reliable Operation with a wide variety of Lower Configurations and is threaded for 5/8x24 Muzzle Devices.
Muzzle Device: Including A 5/8x24 Phosphate Spiral Muzzle. On Such a Short Package, the Spiral Cut Flash Hider is Great at Reducing the Signature of Such a Hot Cartridge.
BCG: This Upper Also Includes A Whitelabel 7.62x39 Nitride Bolt Carrier Group.
Charging Handle: Also Including A Standard A2 Style Charging Handle.