KNOWLEDGE BASE
AR-15 Charging Systems. Rear vs Ambi vs Side vs Forward
The charging handle is not a decoration. It is the main interface between you and the action, and it quietly controls how fast, clean, and consistent your AR-15 feels to run. If your charging setup forces you to break your cheek weld, fight your optic mount, or do the...
Side-Charging AR-15: What’s the Point, and Is It Worth It?
The AR-15 has been picked over, poked at, and reimagined in just about every way you can think of—different barrel lengths, trigger styles, coatings, rail systems, even colors if that’s your thing. Some upgrades are worth every penny and every minute spent at the...
Side Charging an AR‑15 with an Ambidextrous, Forward‑Mounted Charging System
A side charging AR 15 that uses a forward mounted, non reciprocating design lets you charge, press check, and clear malfunctions without breaking your firing grip or losing your sight picture. Critical Objectives builds an ambidextrous side and forward charging system...
The AR-15 and the Price of Reliability
The AR-15 stands as both a precision tool and a mirror of human decision-making. It reveals how craftsmanship, economics, and psychology intersect when people must choose between paying for reliability up front or learning through the process of gradual improvement....
Ergonomics and the Streamlined Rifle Setup
A rifle is only as effective as the way it fits the shooter. Weight, balance, control layout, and accessory choices all play into how the weapon feels and functions in real conditions. Ergonomics is the discipline that keeps these choices honest. When the rifle works...
Installing a Low-Profile Gas Block in Place of an A-Post
Converting an AR-15 from a fixed A-post front sight and gas block to a low-profile gas block is a practical way to unlock longer free-floating handguards, cleaner optic views, and better forward accessory placement. The work is straightforward when you set up the...