Category Archives: AR-15 Basics

BCM AR-15 Uppers and Parts – Best for the Buck in 2026?

In the fast-moving AR-15 world of 2026, Bravo Company Manufacturing (BCM) continues to earn high praise as a top-tier option that delivers exceptional reliability and durability at a price that offers real value. Originally built to supply military, law enforcement, and serious civilian users, BCM focuses on no-nonsense, professional-grade components rather than flashy extras. Their […]

Buying a Complete AR-15 Upper Receiver: What to Look For

What is a Complete AR-15 Upper Receiver? A complete AR-15 upper receiver provides one of the simplest and fastest ways to upgrade or finish an AR-15 rifle. The term refers to a pre-assembled unit that includes the upper receiver body, barrel, gas system, bolt carrier group, charging handle, handguard, forward assist, ejection port cover, and […]

Discover the Power and Versatility of .300 Blackout

300 Blackout AR-15

The .300 Blackout (also known as .300 AAC Blackout or 300 BLK) has exploded in popularity among AR-15 enthusiasts, hunters, and tactical shooters for its unmatched flexibility. It delivers heavy-hitting .30-caliber performance in a compact package that works seamlessly with standard AR platforms. Designed originally for short-barreled, suppressed setups, this cartridge bridges the gap between […]

How to Build a 300 Blackout AR-15: Barrel Length, Gas System, Uppers & Parts Guide

300 Blackout AR-15

The 300 Blackout AR-15 has carved out a strong niche in the firearms community thanks to its versatility, smooth performance in short barrels, and impressive balance of subsonic and supersonic capabilities. While traditional 5.56 rifles remain dominant, more shooters are discovering how the 300 Blackout AR-15 fills a unique role—especially for suppressed shooting, home-defense configurations, […]

Buyer’s Guide: Best AR-15 Triggers for Duty & Defensive Use

What Makes an AR-15 Trigger Truly “Duty-Grade”? A duty-grade AR-15 trigger has to do three things perfectly when everything else is going wrong. First, it must stay safe when your heart rate is 170 and fine motor skills are gone. Pull weights between 4.5 and 6.5 pounds are the proven safe zone for law enforcement […]

Parts of an AR-15: A Diagram

Parts of an AR-15: A Diagram

Parts of an AR-15 — Lower & Upper Receiver Breakdown Understanding the Parts of an AR-15 clearly makes building, maintaining, and upgrading your rifle easier.This guide splits the gun into two assemblies: the Lower Receiver and the Upper Receiver.It covers only the parts you specified, and they are placed under the correct receiver for clarity.Each […]

AR-15 Foregrip Showdown: Angled vs Vertical, Which Is Better for Your Build in 2025?

When upgrading your AR-15, few accessories make as big a difference in control and comfort as the right foregrip. Whether you build a lightweight competition rig, a duty-ready carbine, or a do-it-all home defense platform, your foregrip choice (or not choosing one) directly impacts recoil management, wrist fatigue, and target transitions. In 2025, the classic […]

Building an AR-15 Lower Receiver — Components, Tools, and Assembly

AR-15 lower receiver

When you’re planning an AR build, it’s tempting to focus on the upper, as that’s where all of the fun stuff seemingly gets attached to. Sometimes building the lower can feel like a bit of an afterthought where you simply picks the parts and go through the motions of assembly. We think this approach is […]

Ballistic Advantage Barrels: A Comprehensive Review for AR-15 Builders

In most of our builds in 2025, we’ve been leaning towards Ballistic Advantage barrels. Paired with Pro parts and the Mod 4 handguard from Aero Precision, we feel its the perfect balance of cost and performance. So, just why are we so high on Ballistic Advantage with so many other quality barrels on the market? […]