What Exactly Defines a .22 WMR AR Upper? Key Components The AR-15 platform is renowned for its modularity. This system allows users to easily swap components, such as the upper receiver, to change the caliber of their firearm. A .22 WMR AR upper is, at its core, a complete upper receiver assembly specifically designed to … Read more
Introduction In the realm of modern firearms, the AR platform reigns supreme, celebrated for its modularity, versatility, and widespread adoption. Among the myriad configurations available, the ten and a half inch barrel AR-15 stands out as a compelling choice, offering a unique blend of compactness and firepower. This article delves deep into the world of … Read more
Understanding the Cartridges and the Barrels Diving into the 5.56x45mm NATO The 5.56x45mm NATO is a military standard, developed as a small-caliber, high-velocity round intended for the M16 rifle. It boasts a slightly different design and different specifications compared to the .223 Remington. The 5.56mm cartridge is designed to handle higher pressures. This enhanced pressure … Read more
The Company’s Path: A Look Back A Brief History Rock River Arms began its journey in the firearms industry with a commitment to crafting precision-built AR-15s. They quickly established themselves as a manufacturer focused on delivering high-quality components and meticulous assembly. The company’s core philosophy centers on providing shooters with reliable and accurate firearms, which … Read more
The AR-15 Magazine: An Essential Component Types of Magazines Before exploring the specific numbers, it’s essential to grasp the fundamental role of the AR-15 magazine. This component isn’t merely a container for ammunition; it’s a precisely engineered system that feeds cartridges reliably into the rifle’s chamber. The quality and design of the magazine directly impact … Read more
A Shared Legacy: Origins and the Platform The story of the M4 and the AR-15 begins with the groundbreaking design of Eugene Stoner in the mid-1950s. Stoner, working for ArmaLite, conceived the AR-15 as a lightweight, modular rifle intended to replace the heavier, less user-friendly weapons of the time. This innovative design, utilizing a direct … Read more
Understanding the Unique Action of a Binary Trigger At its core, a binary trigger distinguishes itself from conventional triggers through its distinct operational principle. Unlike a standard trigger that fires a single round with each pull, a binary trigger takes a different approach. It essentially creates two actions from a single pull and release sequence. … Read more
Introduction The world of firearms, particularly the versatile and popular AR platform, can be a daunting landscape for newcomers and seasoned enthusiasts alike. Finding the right rifle can be a deeply personal journey, a quest for the perfect balance of features, reliability, and value. This guide serves as a compass, navigating the often-turbulent waters of … Read more
Decoding the Trigger Mechanism in AR-Style Rifles The Components The trigger group, often referred to as the fire control group, is a collection of parts responsible for initiating the firing sequence. This is a precision mechanism with specific interaction between parts to ensure the gun is safe to handle. The key components of a trigger … Read more
Introducing B5 Systems and the Legacy of Excellence B5 Systems, a company forged in the crucible of operational experience, stands apart in the firearms industry. Founded by veterans and dedicated enthusiasts, B5 Systems prioritizes performance and durability above all else. Their products aren’t just designed; they’re engineered to withstand the rigors of real-world use, be … Read more
