Attempting my first AR build...Am I off to a good start?

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  • DaemonAssassin

    Why should we Free BSD?
    Jun 14, 2012
    23,994
    Political refugee in WV
    Holy ! Think I might be in over my head. This list let’s me know just how much I don’t know and need to learn...*.
    Bear in mind that list is just to start.

    I have a rolling tool chest that is 26" wide for the drawers, filled with tools to build them.

    I forgot to add the reaction rods to the list.
     

    babalou

    Ultimate Member
    MDS Supporter
    Aug 12, 2013
    16,144
    Glenelg
    carbine versus pistol

    I think most 5.56 11.5 barrels are carbine and not pistol length gas systems. I’m not sure what a 556 bolt kit is. You also have a bolt carrier group listed This should have the bolt.
    Take down pins should be included in the lower parts kit, I guess you must want to use some special ones.
    I also assume you have an upper receiver.

    You’ll need to figure out how to align the gas block and torque the barrel nut and receiver extension and assemble everything.

    How mechanically inclined are you? There are easier options.

    11.5 is supposedly the best pistol length for a 5.56. 300 is shorter. I know people with 5.56 11.5 pistols. Now, I also know people who do pistol until their stamp comes back to SBR..
     

    babalou

    Ultimate Member
    MDS Supporter
    Aug 12, 2013
    16,144
    Glenelg
    hahahaha

    That's a bad comparison! Tribbles are useless creatures, whereas the AR is a American icon and a useful tool!

    hahahaha. Cyrano Jones would disagree. Much like how our "friends" on the left think ARs are useless and/or dangerous.
     

    SkiPatrolDude

    Ultimate Member
    MDS Supporter
    Oct 24, 2017
    3,377
    Timonium-Lutherville
    Welcome to the rabbit hole. It's tough to say if you got a good value at north of $1300 without the branding of each part, but the list looks pretty good to me.

    I've been successful at assembling reasonably good quality rifles during the plandemic (mostly Aero and Ballistic Advantage parts) for roughly $850 not included tax. Expensive billet receiver sets and gimmicky small parts are truly not worth it.

    As far as assembly, the devil is in the details. Anyone with fairly basic tools can assemble a functioning rifle, but more often than not something small but critical is missed, or you end up dinging your parts up bad in an effort to force things together (ie; roll pins and detents).

    Also, I think the OP was saying he's building a pistol but with an 11.5 inch barrel... if it's 5.56 it absolutely will be a carbine length gas system. There are some issues with basic semantics here but it's prob due to lack of OP's experience VS not having the right parts.

    Also, you absolutely MUST have a GOOD and solidly mounted vice to do this assembly properly.
     

    DZ

    Ultimate Member
    Oct 9, 2005
    4,091
    Mount Airy, MD
    GBear- easy to get overwhelmed at first. Overall, it is a relatively simple firearm to assemble. Spend some time watch youtube videos on the following channels. They all have really good information and break the assembly process down pretty simply. The tools DaemonAssassin listed is a pretty good list. You can probably get by without the bore scope if you are careful about aligning your gas block. Quite a few a general hand tools on the list that everyone should have, and will be useful to not just assembling an AR-15. Also consider if you buy an AR-15, complete, you may eventually need to repair it or mostly like modify or upgrade it to suit your needs.

    Recommended YT channels:
    School of the American Rifle
    Brownells
    nsz85

    A little research and preparation will get you there. Watch some videos and if it helps, write down the process and make sure you understand each step and have the parts and tools you need. If you get stuck, you can post here and we'll get you sorted out quickly.
     

    babalou

    Ultimate Member
    MDS Supporter
    Aug 12, 2013
    16,144
    Glenelg
    well

    Welcome to the rabbit hole. It's tough to say if you got a good value at north of $1300 without the branding of each part, but the list looks pretty good to me.

    I've been successful at assembling reasonably good quality rifles during the plandemic (mostly Aero and Ballistic Advantage parts) for roughly $850 not included tax. Expensive billet receiver sets and gimmicky small parts are truly not worth it.

    As far as assembly, the devil is in the details. Anyone with fairly basic tools can assemble a functioning rifle, but more often than not something small but critical is missed, or you end up dinging your parts up bad in an effort to force things together (ie; roll pins and detents).

    Also, I think the OP was saying he's building a pistol but with an 11.5 inch barrel... if it's 5.56 it absolutely will be a carbine length gas system. There are some issues with basic semantics here but it's prob due to lack of OP's experience VS not having the right parts.

    Also, you absolutely MUST have a GOOD and solidly mounted vice to do this assembly properly.


    no vice for having a great vise... :D
     

    GBear

    Member
    Mar 16, 2021
    55
    Baltimore
    GBear- easy to get overwhelmed at first. Overall, it is a relatively simple firearm to assemble. Spend some time watch youtube videos on the following channels. They all have really good information and break the assembly process down pretty simply. The tools DaemonAssassin listed is a pretty good list. You can probably get by without the bore scope if you are careful about aligning your gas block. Quite a few a general hand tools on the list that everyone should have, and will be useful to not just assembling an AR-15. Also consider if you buy an AR-15, complete, you may eventually need to repair it or mostly like modify or upgrade it to suit your needs.

    Recommended YT channels:
    School of the American Rifle
    Brownells
    nsz85

    A little research and preparation will get you there. Watch some videos and if it helps, write down the process and make sure you understand each step and have the parts and tools you need. If you get stuck, you can post here and we'll get you sorted out quickly.

    The laundry list of parts and tools gets intimidating. I watched a walk thru video on YouTube by Radian Weapons where they made it look simple, even though the guy worked for the company. Since I can find the MCX Virtus, I figured it would be cool to custom pick all the parts, but I’m not sure what parts but on a budget and what parts to splurge on for quality purposes. I do want to learn the ins and outs of the AR platform, just don’t want to get in over my head with a box full of parts and regret. I do appreciate all of the feedback and support offered by everyone.
     

    DaemonAssassin

    Why should we Free BSD?
    Jun 14, 2012
    23,994
    Political refugee in WV
    The laundry list of parts and tools gets intimidating. I watched a walk thru video on YouTube by Radian Weapons where they made it look simple, even though the guy worked for the company. Since I can find the MCX Virtus, I figured it would be cool to custom pick all the parts, but I’m not sure what parts but on a budget and what parts to splurge on for quality purposes. I do want to learn the ins and outs of the AR platform, just don’t want to get in over my head with a box full of parts and regret. I do appreciate all of the feedback and support offered by everyone.
    You could always ask for one of us to assist you in the assembly. Have, you'd have to travel to do it, but that's a small price to pay to have it done right. Also you'll want to ask for a SOTAR build class alumni.
     

    GBear

    Member
    Mar 16, 2021
    55
    Baltimore
    I’ve been looking at complete lowers/uppers all morning. Seems like the safe middle of the road way to go. Question...if I order a complete lower, the receiver extension still has to be a brace and not a stock, correct? I’m also stuck between getting the less expensive parts vs geissele triggers and high end complete uppers with a quality bcg. I already have a DDM4 PDW and waiting on my Nomad-30 to be set free, but being such a beginner to firearms I truly would have purchased something chambered in 5.56 instead of 300 blackout. Ammo prices make shooting very limited. I am on the wait list for a Walther PDP, which should be available in August. I said all of that to say this...this will probably be last firearm purchase for a while. The next step is training, training, and more training. But what would you guys do...spend the extra cash on all of the “custom” parts you want or go for a budget build? Or...wait until what I really want because available, which doesn’t have a time frame? Sorry for the long post, but I’m self-diagnosed OCD and this will consume my mind and time until I solve it.
     

    teratos

    My hair is amazing
    MDS Supporter
    Patriot Picket
    Jan 22, 2009
    59,830
    Bel Air
    You could always ask for one of us to assist you in the assembly. Have, you'd have to travel to do it, but that's a small price to pay to have it done right. Also you'll want to ask for a SOTAR build class alumni.

    This is a good suggestion. Lots of people are willing to help. Step in to my shipping container, and we can have your gun together in no time.
     

    Bountied

    Ultimate Member
    Apr 6, 2012
    7,136
    Pasadena
    The laundry list of parts and tools gets intimidating. I watched a walk thru video on YouTube by Radian Weapons where they made it look simple, even though the guy worked for the company. Since I can find the MCX Virtus, I figured it would be cool to custom pick all the parts, but I’m not sure what parts but on a budget and what parts to splurge on for quality purposes. I do want to learn the ins and outs of the AR platform, just don’t want to get in over my head with a box full of parts and regret. I do appreciate all of the feedback and support offered by everyone.

    I have boxes of parts and no regerts! Always good to have spares. Like detents and detent springs for when you're almost done your build and they go flying into another dimension. Ask me how I know. Tools are cheapish and last a long time. I bought my first rifle then modded the crap out of it until the only original part is the receiver. It's a fun hobby and a good skill to have.

    You can do it!
     

    gwchem

    Ultimate Member
    MDS Supporter
    Dec 18, 2014
    3,445
    SoMD
    I recommend if you're interested in building, to start by building the lower and buying a complete upper.

    No special tools required except punches and a castle nut wrench.

    It's not rocket surgery. Watch a bunch of videos, and have an oops kit on hand to replace lost springs.
     

    smokey

    2A TEACHER
    Jan 31, 2008
    31,508
    GBear- easy to get overwhelmed at first. Overall, it is a relatively simple firearm to assemble. Spend some time watch youtube videos on the following channels. They all have really good information and break the assembly process down pretty simply. The tools DaemonAssassin listed is a pretty good list. You can probably get by without the bore scope if you are careful about aligning your gas block. Quite a few a general hand tools on the list that everyone should have, and will be useful to not just assembling an AR-15. Also consider if you buy an AR-15, complete, you may eventually need to repair it or mostly like modify or upgrade it to suit your needs.

    Recommended YT channels:
    School of the American Rifle
    Brownells
    nsz85

    A little research and preparation will get you there. Watch some videos and if it helps, write down the process and make sure you understand each step and have the parts and tools you need. If you get stuck, you can post here and we'll get you sorted out quickly.
    Gas block spaghetti trick... find spaghetti that's big enough to fill most of the gas port hole in the barrel, but that's not too tight. With gas port up, break off spaghetti flush with the barrel. Measure its length so you know you got all of it out later(two lines on paper will do) .

    With gas port up, drop in spaghetti and then slide gas block over it, roughly where you think it's lined up. Now turn the barrel 90 degrees so the gas block is down and look up the bore as you move the gas block around. When it's lined up, the spaghetti will fall down into the gas block. You should be able to figure out where center is by wiggling the block left/right and front/back so that the spaghetti freely moves in and out of the block as you rotate the gas port to face up and down.

    Tighten up the gas block(assuming clamp on). Next turn gas port up again and use a cleaning rod to push from chamber to muzzle to snap the spaghetti out the front. Keep the piece that comes out, pull back the cleaning rod and push forward again. Repeat until there's no spaghetti coming out the front. Gather up the spaghetti pieces and verify that they fit together to make up the initial length so that you know there's not loose sketty up in the gun somewhere.

    It's basically what these do...
    https://www.brownells.com/gunsmith-...-tools/ar-15-gas-block-aligner-prod68371.aspx
    ...but without needing to buy plastic sketty.
     

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