AR15.Com - Build It Yourself

black dog magazines

7/27/2024 2:03:08 PM

I have a RTB Complete 16" .22LR Lightweight Upper Receiver - Black | A2 | 13.5" M-LOK | With BCG & CH upper with a AR15&nb...

Source for bulk parts

7/23/2024 9:43:42 PM

This might be a bit out of the ordinary, but there is a wide array of experience here. I am looking for pivot and take&nb...

RTB Complete 16 22LR Lightweight Upper Receiver Black A2 13 5 M LOK With BCG and CH

7/22/2024 6:18:30 PM

I want to purchase a rbt 16 .22lr upper from Right to Bear.com it says it is a complete upper and it ...

Slick Side Flattop Upper s Where

7/22/2024 2:37:37 PM

Not sure if this is the correct place to ask to, but here goes.I'm looking for a few - 5.56 Slick-Sided Flattop Upper Receiv...

Bench block tool compatible with ambi lowers

7/22/2024 12:05:46 PM

Does anyone make a bench block tool that works with LMT style ambi lowers?

Barrel Nut Problem

7/21/2024 6:52:29 PM

Have an aeroprecision upper with a Criterion barrel, and aero R1 handguard. After approx 3-400 rounds noticed a slight rattle to the barr...

Deos anyone make a piston AR hanguard cap

7/21/2024 6:19:13 PM

I'm looking for a piston AR hand guard cap.Barring that, modifying one. Has anyone modified one for piston use?

First time encountering this potential barrel upper alignment issue

7/19/2024 6:29:19 PM

This was a factory PSA rifle I bought quite a few years ago, but I changed the handguard a while back, so I was the last&n...

The newest hotness in Grendel barrels

7/19/2024 3:55:19 AM

Gentlemen, The Pangris is here for your best yet build - https://craddockprecision.com/rtr-6-5-grendel-13-9-the-pangris/I have no financial interest in...

Firefighter themed lower

7/18/2024 9:20:06 PM

Where can i find an 80% lower with firefighter logo/iengraving?

Excellent customer service from Radian

7/18/2024 6:18:03 PM

On 10 July I sent an email to Radian asking how to purchase a new hammer pin for their ADAC lower. I was answered promptly ...

GI Trigger break in

7/18/2024 1:17:57 PM

I have some left over GI style AR triggers left over from LPKs. I put one into a Larue fixture and dry fire it maybe ...

Barrel Removal Question

7/15/2024 10:25:12 PM

I purchased one of Aero Precision's Enhanced Uppers and hate the oversized rail you have to use. Will I damage my barrel if ...

AR15 trigger for semi precision rig

7/14/2024 2:18:06 AM

I have an AR15 upper laying around and I'm going to acquire another lower to make a "precision rig". I need a good trigger&nbs...

First rail chop

7/12/2024 9:47:21 PM

I decided to try chopping a rail for a FSB. I'm really pleased how it turned out and the process was not bad. It took a&nb...

Can you use a reaction rod on LMT MRP upper

7/11/2024 12:25:06 PM

Is it safe to use a reaction rod on LMT MRP uppers to change muzzle device?

300AAC Build Question

7/10/2024 8:41:44 PM

Hey Guys 1st post, anyway I've put together a few 5.56 AR's and decided to build a 300AAC now but I'm running into some sporadi...

Do I want a A1 Stock or a Magpul PRS Light stock

7/7/2024 10:07:04 PM

Going to be building a 16" DMR kinda rifle. I need a fixed rifle stock, and these are my choices. I never cared for ...

Favorite 11 5 rail

7/4/2024 2:47:36 AM

Plus or minusNot to exceed 11.8�

A question about AR roll pins

7/3/2024 9:49:50 PM

Are the roll pins coated or is plain steel good enough. Has anybody here ever used just plain steel roll pins when building an ...

AR9 Radial Delayed Blowback Build

6/28/2024 11:19:07 PM

Sorry if this has been asked a hundred times before, i�ve tried to do research but can�t seem to get a consistent answer�I�m looking...

If you were to build a honey badger 300 blackout clone what would you use

6/28/2024 10:42:02 AM

What are the best parts to make a honey badger 300 black out clone but with the best parts (not necessarily the most expensive...

Modding A1 handguards to take a foregrip

6/27/2024 9:12:28 PM

So I'm building a new AR.It's been a journey. The project started out as a clone of

what size kind of barrel nut for Aero Precision m5 upper

6/22/2024 6:44:23 AM

I am wanting to buy a crowfoot wrench for the job.Yes I have a Magpul armorers wrench I just want to use a crowfoot socket&...

Filling in picatinny slots on upper

6/18/2024 1:46:37 AM

Any good way to fill in the picatinny slots on an upper so it appears to be an uncut blank?Make this