How To Install Bolt Catch

In this segment of our continuing series on edifice your own AR-15, we cover how to install the bolt catch. If you're like me, you've mangled half a dozen commodities catch roll pins over the years and put more a few dings into your lower receiver. Merely it does not have to be that fashion.

Notation: This entire installation is much easier if you have a demote vise and AR block, and you tin can do without if yous take a solid workbench. Positioning that petty roll pin is always a pain. Information technology'south darn near incommunicable to agree it past mitt and still be able to strike a square blow with a punch. Here'due south a tip: tape the roll pin to your punch.

Tape upwards your lower receiver to forestall an errant strike from marring your terminate.
Position the scroll pin over the hole.
Start it with a few taps from your hammer onto the hardened steel dial. Exist careful not to bulldoze the pin besides far or y'all will non be able to install the bolt catch.
With the gyre pin started, insert the bolt catch jump and the bolt grab plunger into the receiver.
Insert the bolt take hold of.
Line up the commodities catch using a 2d dial.
Drive the bolt take hold of roll pin the rest of the way in.
Check for any bounden and ensure that the bolt take hold of moves properly.

And you're washed.