AR-15 Parts & Accessories

Find AR-15 parts for performance and personalization at prices that stay in your...
Read More
Find AR-15 parts for performance and personalization at prices that stay in your budget at Cheaper Than Dirt. Browse thousands of the top-rated AR-15 magazines, upper receivers, lower receivers, AR-15 lower parts, sights and other quality accessories. We also carry a great selection of AR-15 ammo, red dot sights and sturdy slings to help fully customize your rifle. Whether you are looking to build or buy the perfect AR, we have everything you need and more!
Less More
What are you looking for?

AR-15 Magazines

Grab a spare or replacement mag to efficiently feed your AR-15 the ammo it needs.

Knowledge is Firepower
How can I find the right AR-15 for me?
Shooters all over the country turn to the AR platform for all kinds of uses like home defense, competitive shooting, hunting, and even use on the ranch as a truck gun.
AR-15 Sights & Scopes

Stay on target with ease with our selection of crystal-clear optics.

Upper Parts

AR-15 Barrels

Start your build or upgrade off on the right foot with a high-quality barrel.

AR-15 Charging Handle

Upgrade your AR-15 with a brand new ambidextrous charging handle.

AR-15 Gas Tubes, Blocks, Pistons

Pick up a new gas block and gas tube for your next AR build.

AR-15 Muzzle Devices

Counter recoil and unwanted muzzle rise with a high-quality AR-15 muzzle device.

Our Low Price $38.60

AR-15 Receivers & Parts

Build a new upper with one of these high quality upper receivers.

AR-15 Bolt Carrier Parts

Find the right Bolt Carrier and parts for your AR-15

AR-15 Handguard

M-LOK, Keymod, Quadrail, Freefloat, Drop-In; find the perfect handguard for your build.

Lower Parts

AR-15 Lower Kits

Finish out your stripped lower receiver with kits designed for the discerning shooter.

AR-15 Lower Parts

Discover upgraded lower parts to step up your next AR-15 build.

AR-15 Trigger Guard

Improve the looks and ergonomics of your AR with one of our well-made trigger guards.

AR-15 Triggers

Upgrade your factory trigger with these easy to install AR triggers.

AR-15 Grips

A quality grip can help you stay comfortable and locked in during your trips to the range.

AR-15 Stocks

Better comfort and accuracy. That’s what you’ll get with a well-designed AR-15 stock.