Do you need an all-inclusive kit to finish out a firearm build or, maybe, a bore sighter or rifle sling? In our Gun Parts and Accessories department, we have that and much, much more! BUDK.com has a large selection of a range of gun accessories and parts kits to choose from, all at competitive prices. We have everything from BUIS sights, flashlights and muzzle brakes to magazines and trigger systems. Our build kits are 80 percent complete, allowing you to easily finish out your firearm and they come in a variety of guns including AR15s. No FFL is required to purchase any of the kits. We also have a variety of miscellaneous parts like foregrips, riser mounts, slides and add more items on a regular basis.