Product Description

Aero Precision AR10 .308 Bolt Carrier Group – Built for Power. Finished for Performance.

When reliability meets refinement, you get the Aero Precision AR10 .308 Bolt Carrier Group (BCG) in Black Nitride—the perfect heart for your large-frame AR build. Whether you're running .308, 6.5 Creedmoor, or another AR10-compatible caliber, this BCG is engineered for precision, built for endurance, and finished to run smoother, cleaner, longer.

Machined to exacting standards, this complete BCG features a 9310 steel bolt and 8620 steel carrier, both finished with a durable black nitride coating that reduces friction, enhances corrosion resistance, and simplifies cleaning. It’s the perfect upgrade for shooters who demand battle-proven toughness with the refined fit and finish Aero is known for.

Key Features:

Designed for AR10/LR-308 platforms – compatible with .308 Win, 6.5 Creedmoor, and more
9310 steel bolt – stronger than traditional Carpenter 158
8620 steel carrier – heat-treated and precision-ground for reliability
Black nitride finish – reduces wear, eases cleaning, and resists corrosion
Forward assist serrations and properly staked gas key for rugged reliability
Drop-in ready – complete with firing pin, cam pin, and retaining pin

Whether you're building a long-range precision rifle or a rugged semi-auto battle rifle, the Aero AR10 BCG in Black Nitride delivers rock-solid performance and sleek durability—shot after shot.

Upgrade your large-frame AR. Drop in confidence. Fire with precision.