r/AR15Tutorials
7k members
r/AR15Tutorials is a subreddit with 7k members. The most common kinds of discussions are advice requests and solution requests, and the community frequently discusses ar15, build, ar 15, help, and upper receiver.
Everything you need to know about your modern musket. We delve into the anatomy, purpose, building, use and modification of America's favorite rifle.
Popular Themes in r/AR15Tutorials
#1
Advice Requests
: "The most detailed how-to guide on AR building."
21 posts
#2
Solution Requests
: "Any recommendations for websites that sell FDE uppers ? As well as prebuilt lowers ?"
1 post
Popular Topics in r/AR15Tutorials
#1
Ar15
: "What can I put on a Ar15 for sights?"
21 posts
#2
Build
: "AR-15 Build vs buy question"
15 posts
#3
Ar 15
14 posts
#4
Help
: "FRT Issues - Help?"
8 posts
#5
Upper Receiver
6 posts
#6
Gas Block
: "What’s wrong with this Gas Block/barrel combo? The website from DD call it .750 and the same for the Gas Block. Is that gap normal?"
5 posts
#7
Trigger
: "I made a post about occasional failure to fire, it was determing new Trigger group, well When taking the Trigger out to make sure the disconnecter spring was seated right, i found this tiny piece of thin foam underneath the back of Trigger, could this tiny piece of foam be the cause of my problems?"
5 posts
#8
Upper
4 posts
#9
Lower Receiver
3 posts
#10
Lower
3 posts
Member Growth in r/AR15Tutorials
Yearly
+349 members(5.4%)
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Last updated: July 6, 2026