A workbench with AR-15 upper receivers, mounted optics, and spare magazines arranged on a dark mat, warm golden-hour light casting soft shadows across the metal surfaces.

Accessories & Optics

Essential gear to complete your setup — from AR-15 uppers and shotgun parts to magazines, optics, and suppressors.

Browse Accessories

We carry a focused selection of components and add-ons to support your firearms. Whether you're building, upgrading, or maintaining, our inventory covers the essentials.

AR-15 complete upper receiver assembly with a black anodized finish, displayed on a neutral background.

AR-15 Complete Uppers

Complete upper receiver assemblies for AR-15 platform builds and upgrades.

Assorted shotgun choke tubes and small parts laid out on a wooden surface in warm afternoon light, with a soft blurred background.

Shotgun Parts

Replacement and upgrade components for popular shotgun platforms.

Several rifle and pistol magazines in black and dark gray, arranged in a row on a clean surface.

Magazines

Reliable magazines for handguns and rifles across common calibers and capacities.

A selection of rifle scopes and red-dot optics on a display shelf, lit by warm golden-hour sunlight streaming through a window.

Optics

Scopes, red dots, and mounting solutions for precision shooting and hunting.

A suppressor with a matte black finish resting on a dark fabric background, subtle rim lighting highlighting its contours.

Suppressors

Sound suppressors for rifles and handguns. NFA/Class 3 items — contact us for details.

Dowagiac Arms Merch

Show your support with branded merchandise. Hats, shirts, and more — available in-store and online.

Need Help Choosing?

Our team is ready to answer questions about compatibility, NFA paperwork, or anything else. Stop by the shop or reach out.

Contact Us

When building or upgrading a firearm, the right accessories make all the difference in performance and reliability. A complete upper receiver assembly for the AR-15 platform simplifies the process, offering a ready-to-install solution that saves time while ensuring proper fit and function. For shotgun owners, replacement and upgrade components breathe new life into trusted platforms, whether for competitive shooting, hunting, or home defense. Reliable magazines are equally essential, as they directly affect feeding and cycling across handguns and rifles. Choosing quality components from reputable manufacturers means fewer malfunctions and greater confidence at the range or in the field. A well-equipped firearm is not just about customization—it is about dependability when it matters most.

Optics and sighting systems transform a good firearm into a precise tool, allowing shooters to acquire targets quickly and accurately in varied conditions. From red dot sights for fast close-range engagement to magnified optics for longer distances, the right choice depends on the intended use and personal preference. Suppressors add another layer of capability, reducing noise and recoil for a more comfortable shooting experience while protecting hearing. Whether you are a seasoned enthusiast or a first-time buyer, understanding how each accessory complements your platform helps you make informed decisions. A thoughtfully selected setup enhances accuracy, control, and overall satisfaction, ensuring that every component works together as a cohesive system.