AR-15 Bolt Carrier Group FAQs: What You Need to Know

This video answers the most frequently asked questions about AR-15 bolt carrier groups. Whether you're building a new rifle or upgrading your setup, we cover BCG types (full-auto vs. semi-auto), materials, coatings like nitride and phosphate, staking, and what makes a quality BCG reliable. Get the info you need to make wise choices and keep your rifle running smoothly.