

The only part which is necessarily universal in this rifle is the lower receiver and some of its internal parts. Part of the reason the AR is so versatile is its modularity. This includes the fire-control group, buffer, stock, and the rest of the lower-parts kit. Ultimately, stripped lower receivers are completely ready to use when you unpackage them.


The LPK includes all the parts necessary to chamber a round, flip the safety, squeeze the trigger, and fire a round downrange using your AR-15 lower. The lower parts kit (LPK) is one of the most important parts of any AR build. Trying to bring in each of these parts individually is a process that is both tedious and expensive. Some of the most important parts that are included in a lower parts kit are the trigger, safety, grip, hammer, magazine catch and buffer assembly.
#What is the best ar lower parts kit full
Here's a full list of all the parts needed to complete an AR-15 Lower: Despite being the opposite of mechanically inclined, I usually manage to get it done in about 30 minutes. Full AR-15 Lower Parts Listīefore you look at this picture of all the parts, let me say I can barely put together IKEA furniture but have managed to build numerous AR-15 lowers. For first time builders, it will seem overwhelming, but don't worry! Building an AR-15 lower is actually quite simple and requires few tools. There's a pretty long list of AR-15 parts that are needed. So you have a stripped AR-15 lower that you're needing to complete, what other parts should you get? What Parts are Needed for a Complete AR-15 Lower? CMMG offers the Best Budget Lower Parts Kit, with color-coded parts bags for easy installation (includes pistol grip and trigger).Ĭompare the Best Lower Parts Kits in the table below:.Brownells MOE Lower Parts Kit (includes everything you need, all in one kit).Geissele Lower Parts Kit offers exceptionally high-quality lower parts but does not include a trigger, buffer assembly, pistol grip, or stock.Pair with the BCMGUNFIGHTER Stock Kit to have everything you need to complete your lower.Bravo Company BCMGUNFIGHTER Enhanced Lower Parts Kit is our choice for the Best Lower Parts Kit (includes a pistol grip and trigger).We'll cover more about what's needed to complete an AR-15 lower and why we chose these options below, but first, here's our list of the best AR-15 lower parts kit options: That's why we've chosen the highest quality kits, made by manufacturers with extreme dedication to detail and quality control. You don't want something like a small detent or spring to be what takes down your rifle. Though lower parts kits are often overlooked, there are actually significant differences between the various kits on the market today-and quality counts. In this guide, we'll be covering the best AR-15 lower parts kits.
