Building or upgrading an AR-15 is all about the details. At 3CR Tactical, we understand that the small parts are just as critical as the major components. That’s why we offer a wide selection of AR small parts to help you customize your rifle, improve performance, and ensure reliability. Whether you're a former owner, seasoned gunsmith or a first-time builder, our collection has everything you need to get the job done right.
When it comes to AR-15s, the small parts are the unsung heroes. These components keep your firearm running smoothly and reliably. A quality safety selector, for example, ensures safe handling, while a durable bolt catch assembly helps avoid malfunctions during operation. Investing in high-quality AR 15 small parts means you’re investing in your firearm’s performance and longevity.
At 3CR Tactical, we’ve carefully curated our inventory to include only the best parts. Whether you’re upgrading for competition, hunting, or home defense, our parts meet rigorous standards for performance and durability.
Shop Assault Rifle Parts:
The safety selector is one of the most critical AR small parts, offering precise control over your firearm’s safety mechanism. Our safety selectors are designed for smooth operation, whether you prefer a standard or ambidextrous setup. Built with high-quality materials, they’re built to withstand repeated use without failure.
You can choose from a variety of finishes and designs to match your AR’s style. Many of our customers appreciate the ambidextrous options, which are ideal for left-handed shooters or those looking for added versatility.
A reliable bolt catch assembly ensures your rifle cycles properly, especially during high-stress situations. At 3CR Tactical, we offer bolt catch assemblies that are precision-engineered for durability and smooth operation. Each assembly includes all the small parts you need for easy installation.
Whether you’re replacing a worn-out part or upgrading from stock to something more robust, our bolt catch assemblies are designed to improve your firearm’s overall reliability.
Browse Assault Rifle Parts:
Speed and efficiency are essential when it comes to reloading your AR-15. Our magazine releases are crafted to provide a secure hold and quick release, allowing you to swap magazines with ease. We offer a range of options, including extended and oversized designs that are perfect for competition shooters or those who wear gloves.
Every magazine release we sell is made from premium materials to resist wear and tear, ensuring consistent performance over time.
Takedown and pivot pins may seem like minor components, but they play a significant role in maintaining your AR-15. These pins allow you to quickly and easily disassemble your rifle for cleaning or upgrades. Our selection includes enhanced pins with extended heads for easier operation, especially in the field.
Available in a variety of finishes, these pins add both functionality and style to your build. If you need extra information about specific pivot pin options, feel free to reach out to contact us.
Trigger guards do more than protect the trigger; they also provide comfort and accessibility. Our trigger guards are designed to accommodate gloved hands while maintaining a sleek, ergonomic profile. Whether you’re looking for a simple upgrade or a custom look, our trigger guards deliver.
Choose from lightweight polymer or durable aluminum options, each engineered for long-lasting performance. Adding one of these to your lower parts kit can significantly enhance your build’s functionality.
The charging handle is a critical component for chambering rounds and clearing jams. At 3CR Tactical, we offer charging handles that are built to withstand heavy use. Whether you’re looking for a standard design or an ambidextrous model, our selection has you covered.
Precision machining ensures smooth operation, while durable finishes protect against wear and corrosion. If you’ve wanted to upgrade your AR for smoother operation, this part is an essential addition.
The bolt carrier group (BCG) is the heart of your AR-15. A high-quality BCG ensures reliable cycling and enhances the overall performance of your firearm. Our BCGs are made from premium materials like 9310 steel and feature meticulous craftsmanship for optimal reliability.
From full-auto rated BCGs to lightweight options, we have the right fit for your needs. Many of our products also include nitride or phosphate coatings for added durability and easy cleaning. If you need more information about choosing the right BCG, our site has resources to guide you.
View Assault Rifle Parts:
A well-functioning gas system is essential for your AR-15’s performance. At 3CR Tactical, we offer gas blocks and tubes that are precision-engineered to ensure proper cycling. Our inventory includes adjustable gas blocks for tuning your rifle to specific ammunition types or suppressors.
Made from heat-resistant materials, these parts are built to withstand the intense conditions of high-volume shooting. Adding the right gas block and tube to your build kit can make all the difference.
Muzzle devices like flash hiders and compensators can significantly enhance your shooting experience. Whether you’re looking to reduce recoil or minimize muzzle flash, our selection of muzzle devices has something for everyone. Each product is crafted for precision and durability, ensuring reliable performance.
Our muzzle devices are available in a variety of thread patterns and finishes, making them compatible with most AR-15 builds. If you have a question about compatibility, just send us a message, and we’ll provide the details you need.
A good handguard provides a secure grip, protects your hands from heat, and offers mounting points for accessories. At 3CR Tactical, we offer handguards in various lengths, styles, and materials to suit any build. From lightweight M-LOK designs to robust quad rails, our handguards combine functionality and aesthetics.
Each handguard is carefully tested to ensure it meets our high standards for durability and performance. A well-chosen handguard can add both style and practicality to your build.
At 3CR Tactical, we’re passionate about firearms and dedicated to providing the best AR small parts on the market. Our products are chosen for their quality, reliability, and compatibility with a wide range of builds. Plus, we offer free shipping on all orders, so you can get the parts you need without worrying about extra costs.
When you buy a parts kit from us, you’re not just getting parts—you’re getting expert support and a commitment to excellence. Whether you’re building your first AR or fine-tuning a trusted rifle, 3CR Tactical has you covered. If you wanted to add a small parts kit to your order, you’ll find everything you need to complete your build and keep your firearm performing at its best.
