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View Full Version : BM59 Modified bolt in a M1 Garand



JWA
09-23-2018, 06:27 PM
This is probably a stupid newbie question but will a USGI bolt modified for the BM59 still work in an M1 Garand?

I am not exactly sure what the modifications were besides clearance cuts for the magazine but it looks like it should still function?

Thanks!

timshufflin
09-24-2018, 07:34 AM
Yes, I've done it. My inclination is that I would never do it again. Giant pain in the rump.

Punch The Clown
09-24-2018, 07:54 AM
A BM59 bolt seems to work fine in a Garand, but not vice-versa.

dogboysdad
09-24-2018, 08:27 AM
Yes, I've done it. My inclination is that I would never do it again. Giant pain in the rump.

How so? Inquiring minds want to know.

JWA
09-24-2018, 08:48 AM
A BM59 bolt seems to work fine in a Garand, but not vice-versa.

That is what I would assume also but just wanted to confirm it.

Tim, what challenges did you have? Headspace problems?

Best Regards,

jason60chev
09-25-2018, 06:18 AM
I think that in modifying the M1 Garand bolts with magazine cuts, the extractor is reduced a little, as well. I would think that if you wanted to use a BM59 modified bolt
in a standard M1, you would want to install the M1 extractor for reliability. Just my thinking.

BM59 bolt on left

2646

timshufflin
09-26-2018, 05:08 AM
I misread the question. Running a 59 bolt in a Garand is absolutely no problem. I don't even have any extractor issues.

I had somehow read the question backwards. I was thinking the OP wanted to run a Garand bolt in a 59 which can be done if you modify it.

JWA
09-27-2018, 10:53 PM
I misread the question. Running a 59 bolt in a Garand is absolutely no problem. I don't even have any extractor issues.

I had somehow read the question backwards. I was thinking the OP wanted to run a Garand bolt in a 59 which can be done if you modify it.

Perfect, that is exactly what I needed to know. Sorry for the confusion.

Best Regards,

timshufflin
09-28-2018, 04:47 AM
Perfect, that is exactly what I needed to know. Sorry for the confusion.

Best Regards,

Per usual PunchtheClown was all over it. That guy is kind of smart.