BCM MK2 9″ 300 Blackout Barreled Upper – 8″ MCMR

Description

The BCM MK2 9″ 300 BLACKOUT Upper Receiver Group is engineered for exceptional AR-15 performance. Its barrel’s unique taper profile optimizes weight distribution and accuracy while reinforcing strength and heat dissipation. In addition to the MCMR-8 Handguard with sling mount and Picatinny rail section, this AR-15 upper includes the BCM Comp Mod 1 muzzle for enhanced control. Featuring BCM’s Patented MK2 Upper Receiver design, it delivers consistent accuracy and safety. The 9″ barrel, crafted for durability and reliability, makes it a standout choice for AR-15 enthusiasts seeking superior performance and durability.

Features:

• 9″ barrel chambered in 300 BLK
• Government barrel profile
• Machined MIL-B-11595E barrel steel
• Manganese Phosphate coated
• Chrome lined bore and chamber
• HPT and MPI
• 1:7 twist rate with pistol gas system
• MK2 improved upper receiver
• Increased rigidity with barrel extension
• Gas expansion chamber and venting system
• Shortened forward assist
• T-marked picatinny rail
• 8″ MCMR-8 M-LOK free float handguard
• Includes 3″ picatinny rail and M-LOK sling mount