6mm arc bcg. 5 Grendel, 6mm ARC, or 22 AR Mar 25, 2021 · Features of Aero Precision AR-15 6mm ARC,6. 99 $ 124. 5 Grendel Type 2 Nitride Ballistic Advantage 18” 1:7 6mm ARC SPR Profile Rifle gas Barrel, Premium Black CMC Triggers CMC ENHANCED BCG 6MM ARC NTRD BLK for sale from MERRIMACK FIREARMS. 5 Grendel, allowing the same bolt carrier to be used for either caliber. 99 Add to Cart. Dec 29, 2025 · 6mm ARC Bolt Carrier Groups for AR-15 6mm ARC shares the same case head dimensions with 6. 5 Grendel Bolt Carrier Group BCG M16-cut carrier Machined from 8620 steel Type 2 Bolt Face (. Buy CMC ENHANCED BCG 6MM ARC NTRD BLK: GunBroker is the largest seller of Other AR Accessories & Parts AR Parts Gun Parts All: 1160599318 Nov 30, 2012 · Aero Enhanced 6mm ARC Upper Aero Precision Enhanced M4E1 FDE Upper Aero Precision Enhanced 12. 95$334. These BCGs are high-quality and will work in your new precision rifle build. 99 Add to Cart Radian Weapons Complete Upper, 6MM ARC, 18" Barrel, 1:7 Twist, Dead Air KeyMo Muzzle Brake, Rifle Length Gas, 17" MLOK Handguard, Radian Raptor-SD Charging Handle, Radian Enhanced Bolt Carrier Group, Cerakote Finish, Black R0903 Price $2,169. 5 Grendel Type 2 Nitride Ballistic Advantage 18” 1:7 6mm ARC SPR Profile Rifle gas Barrel, Premium Black This BCA AR-15 complete 6mm Arc upper has a 18" heavy contour barrel with a parkerized finish, and features a 1:8 twist rate, with a mid length gas system. 95 BCG Included BC-15 | 6mm ARC Midnight Bronze Upper | 18” Parkerized Heavy Barrel | Mid-length Gas System | 1:8 Twist | Talon 15” MLOK Split Rail | with BCG & Charging Handle 16 Reviews $243. 00 out of 5 $ 129. This BCA AR-15 complete 6mm Arc upper has a 18" heavy contour barrel with a parkerized finish, and features a 1:8 twist rate, with a mid length gas system. This 6mm Arc upper is compatible with BCG Included BC-15 | 6mm ARC Midnight Bronze Upper | 18” Parkerized Heavy Barrel | Mid-length Gas System | 1:8 Twist | Talon 15” MLOK Split Rail | with BCG & Charging Handle 100% 16 Reviews $243. 7” M-LOK Handguard, Magpul 5 slot picatinny rail for bipod Odin Works Bolt Carrier Group AR-15 6. It includes the BCA Talon 15" MLOK split rail, an M4 flat-top 7075 billet aluminum upper receiver, a BCA bolt carrier group, a flash hider, and a right-side charging handle (Gen 2) (patent protected). 95 Nov 30, 2012 · Aero Enhanced 6mm ARC Upper Aero Precision Enhanced M4E1 FDE Upper Aero Precision Enhanced 12. 99 Buy Now -18% The 6mm ARC bolt carrier group (BCG) is the heart of any AR-15 chambered in 6mm Advanced Rifle Cartridge. 136) Carrier has forward assist serrations Black Nitride Finish - advanced lower friction coating that minimizes the need for lubricants and cleaning Properly staked gas key 6. Shop 6mm ARC BCG's at MidwayUSA! We are a one stop shop offering same day shipping and industry best pricing on 6mm ARC Bolt Carrier Groups! Grendel Hunter 6. Complete Bolt Carrier Group designed to operate with AR-15 platform firearms chambered in 6. 5 Grendel Bolt is machined from Carpenter 158 tool steel Shot peened HPT tested/MPI Description This 6mm ARC Grendel Bolt Carrier Group (BCG) comes fully assembled and ready to drop into most Mil-Spec upper receivers chambered in 6mm ARC. All critical parts are coated with EXO Nickel Boron technology that provides permanent dry lubricity, extreme durability and increases both wear and corrosion resistance. Designed for long-range accuracy and superior ballistics, the 6mm ARC demands a purpose-built, Type II BCG that can handle the cartridge’s unique pressure and case dimensions. 5 Grendel / 6mm ARC NiB BCG – *Cosmetic Blem* Rated 5. nlx lna umu crb ier rqs euy vzh usw sxy ixk ngy bqz tii ack