Learn to Build
Expert guides for every skill level — from your first build to advanced tuning.
Getting Started
AR15 Build Guide for Beginners
A complete step-by-step guide to building your first AR15 from stripped receivers.
Understanding AR15 Parts
Learn what every part does and why it matters for reliability and performance.
Tools You Need to Build an AR15
The essential tools for a proper AR15 build — what to buy and what to skip.
Components Deep Dive
Choosing Your BCG: Nitride vs. Nickel Boron vs. DLC
A detailed comparison of BCG finishes and which is right for your use case.
Gas System Guide: Carbine vs. Mid-Length vs. Rifle
How your gas system affects reliability, recoil, and component wear.
Barrel Length and Twist Rate Explained
How barrel length affects velocity and which twist rate to choose for your ammo.
Platform Guides
AR15 vs. AR9: Which Platform is Right for You?
A side-by-side comparison of the AR15 and AR9 platforms to help you decide.
Building an AR9 PCC: Complete Guide
Everything you need to know about building a 9mm pistol caliber carbine.
Ready to Start Building?
Use our Build Wizard to select compatible components step by step.
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