AR-15 Parts Trivia — Know Your Essentials

Hook: Think you know your AR-15 parts? Test yourself.
Promise: In Part 1 we’ll cover the essential components every builder and shooter should recognize — from handguards and gas blocks to forward assists and muzzle devices. Watch close: we point out function, installation tips, and quick ID cues so you can spot the difference on any rifle.
Engage: Drop your score in the comments and tell us which part you want a deep dive on next. Subscribe for the rest of the series and visit BlackRifleDepot.com to browse the best AR-15 parts and accessories for your build.