What is this?

[Tron]

What is the function of the little spring that comes out when you take off the rear stock of an AR? Thanks

 

[bear.23]

Which little spring... in the stock or in the reciever?

 

[Greenhorse six]

Part 22. you know, the 1 that comes flying out.It holds the takedown pin detent in place,that holds the takedown pin in place.

 

[P0WERWAGON]

#9 falls of when you change the stock, that one is for the safety detent

 

[Tron]

Great diagram. I was refering to #22. Thanks guys!!!

 

[gunasauras]

#9 falls of when you change the stock, that one is for the safety detent

#9 only comes out if you remove the pistol grip......