Gun Parts

Browse a comprehensive selection of firearm parts and components at Coastal Firearms, designed to support maintenance, upgrades, and custom builds across a wide range of platforms. Whether you’re working on an AR-15, handgun, shotgun, or precision rifle, our inventory includes high-quality parts from trusted manufacturers to keep your firearms running reliably and performing at their best.

Use our advanced filtering system to quickly find the exact parts you need by platform, caliber compatibility, brand, material, finish, and more. From triggers, barrels, and bolt carrier groups to grips, handguards, and small internal components, our catalog is built to serve both experienced builders and first-time firearm owners.

All products are sourced from reputable distributors and meet strict quality and compliance standards. Shop Coastal Firearms with confidence—your trusted First Responder-owned FFL dealer serving Delaware and beyond.