Gun Parts

Precision starts with the right components. GrabAGun’s Gun Parts aisle brings together drop-in triggers, match barrels, stocks, slides, and small parts built to breathe new life into any platform. Shop trusted makers like Aero Precision, CMC Triggers, Magpul, and Strike Industries for parts engineered to fit and run without gunsmith guesswork. Whether you’re refreshing a Glock slide, re-barreling a Remington 700, or speccing an AR-15 from scratch, every part ships factory-sealed so tolerances stay true and warranties stay intact.

Planning a full build? Browse AR & AK Parts—from complete uppers and bolt-carrier groups to tuning accessories. Swap recoil feel with buffer tubes, sharpen break times with triggers & trigger guards, or grab all the hardware in ready-to-install parts kits. Serialized items route through a seamless FFL transfer, while non-serialized components head straight to your door. Flat-rate ammunition shipping keeps checkout predictable, and Shoot Now Pay Later! turns today’s upgrade list into tomorrow’s range time. Watch the Sale page for rotating deals, and let GrabAGun’s Texas warehouse get your order moving the next business day.