Guides

Polymer Versus Aluminum HandguardsThe points where your firearm make contact with your body are crucially important for comfortable, accurate, and effective shooting. These critical points include the…

There is currently a head-to-head showdown taking place in the firearms world. For decades, the Picatinny rail has been the reigning king of mounting platforms. Now, two young contenders seek to dethr…

What is M-Lok?M-Lok (short for Modular Lock) is a mounting system that allows you to attach accessories- like an optic, laser, flashlight, or bipod - to a negative space mounting point. In basic terms…

Picatinny, Weaver, and Dovetail MountsYour rail or mounting system is the crucial link between your firearm and your accessories. This link must be secure enough to handle normal bumps and jostles, bu…

This Checklist is a guide to the required and optional tools needed to install your handguard correctly. When you've reviewed this information head over to our LR-308 Free Float Handguard Complete I…

Tools for Installing AR15 Free-Float HandguardsREQUIRED TOOLS:VISE For clamping the upper receiver assembly. Recommend 5” vise as a minimum UPPER RECEIVER VISE BLOCK (AR15) To hold the upper receiver…

Does your 308 rifle use a DPMS LR-308 pattern barrel nut and handguard? AR/LR 308 style rifles use several different barrel nut and handguard standards, depending on the make and model. &nbs…

There are many misconceptions as well as misinformation out there when it comes to .308s in the AR platform. There are two primary options on the market today and most of the parts are not interc…

What is the difference between an AR-10/LR-308? The family of rifles generally referred to as "AR-10"s or "AR-308"s encompasses a variety of rifles from a variety of manufacturers. Although sim…

If you follow the AR-15 market or have spent anytime shopping for a new AR rails or accessories recently, you have no doubt seen the term "KeyMod"  being thrown around a lot lately.  But w…

Warning: Always check and make sure the firearm is unloaded before attempting any modifications Recommended tools: Handguard Removal tool Hex Key (included in every Monstrum Tactica…

Why install a free float handguard? One of the main benefits to free-floating an AR-15 is an increase in accuracy from reduced variability in the barrel harmonics due to sling tension. The tradi…

2 Piece Drop-In vs Free Float? Quad rail handguards generally come in one of two form factors: 2 Piece Drop-In or Free Float. The decision to buy one or the other depends on 1) how much effort yo…