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1/2/2014 8:27:57 AM EDT
While assembling the bolt release on my Black Sheep 6 Tactical billet lower, I noticed there was no spring resistance, probably because the hole was too deep. At that point I had driven the pin just far enough to begin engaging the release so the release couldn't be removed.

I need a plan to remove the partially installed pin.

The pin can't be pulled back out. It can't be driven backward.

What do you think of this? Use a Dremel to cut if off flush with the reciever. Drive the small remaining piece through the receiver into the bolt release. Remove bolt release. Drive the piece out of the bolt release.
1/2/2014 8:49:19 AM EDT
[#1]
Brownell’s carries a punch just for removing Bolt Catch retaining pins.
1/2/2014 9:15:04 AM EDT
[#2]
This

You can probably drive it out with a small thin normal grace punch instead of buying the brownells punch.
Make sure to generously electrical tape the receiver surfaces to prevent marks and nicks if your worried about it.
Good luck

1/2/2014 9:30:40 AM EDT
[#3]
I have that punch. It won't drive out the pin from the left/front of the billet lower.

1/2/2014 9:34:15 AM EDT
[#4]
If you can't pull it out, you either have to drill an access hole on the left side to drive the pin back out or cut and drive it through as you described.
1/2/2014 10:34:08 AM EDT
[#5]
That’s just special.
I have punches with replaceable tips so I could try the tip w/o the body.
1/2/2014 10:36:18 AM EDT
[#6]
Is it a roll pin or a solid pin with a set screw ? If its the later just hold the lower vertical with opening on the bottom. Smack it with your palm or a rubber mallet. It will eventually work its way out. I had to do that with a billet lower that I have. If its not that type of pin then the best of luck to you .
1/2/2014 11:21:46 AM EDT
[#7]
Quoted:
While assembling the bolt release on my Black Sheep 6 Tactical billet lower, I noticed there was no spring resistance, probably because the hole was too deep. At that point I had driven the pin just far enough to begin engaging the release so the release couldn't be removed.

I need a plan to remove the partially installed pin.

The pin can't be pulled back out. It can't be driven backward.

What do you think of this? Use a Dremel to cut if off flush with the reciever. Drive the small remaining piece through the receiver into the bolt release. Remove bolt release. Drive the piece out of the bolt release.
View Quote



I have this same lower. The area in font of the bolt catch is raised just enough to prohibit a punch from accessing the front ear straight on.

I would say your idea of using the Dremel will work as long as there is no part of the roll pin presently protruding through the left side of the bolt catch.
ie; after cutting, the pin cannot be longer than the bolt catch which will allow it to drop free.

Although, after cutting the pin it may be short enough to continue pushing it all the way out to the front/left without hitting the raised area.

Good Luck.

1/2/2014 5:55:12 PM EDT
[#8]
I used the Dremel cut-off wheel but couldn't get it close to the receiver lug and it clearly wasn't going to work. (That is, cut short enough to push through into the bolt catch only and not go into the next receiver lug.) However, it was short enough to pound all the way through. I used the Brownells tool to the extent of its useful length, then a standard punch.

The receiver lug got dinged on the pin driving side, I think when the roll pin was deformed from the Dremel and then pushed through.
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