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NightHawkIX
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Posted: 3/12/2012 3:25:49 PM

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I have a Moss 930 that I've configured for 3 gun use- but the loading port leaves something to be desired.

I keep finding that I have to stick my thumb fairly far in wards for the shell to get loaded- otherwise it ends up springing out past the shell stop into the loading lever.

However, if I stick my thumb in far enough to load properly, it has a tendency to get caught on the tray/loading lever. The thing has a cutout at the front too, which is great for digging into my thumb...

I hear about widening out the loading port and using JB weld to fill out that cutout on the loading tray. Wondering if you guys had specific how-tos or pictures to guide me?

Thanks much!
"Freedom is the freedom to say two plus two make four. If that is granted, all else follows." -George Orwell
NightHawkIX
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Posted: 3/12/2012 7:39:59 PM
This is my gun as it sits now:

"Freedom is the freedom to say two plus two make four. If that is granted, all else follows." -George Orwell
StealthyBlagga
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Posted: 3/15/2012 11:35:16 AM
[Last Edit: 3/15/2012 11:35:51 AM by StealthyBlagga]
JB Weld is a no-go. Have the carrier welded up - Jeff Cockrum does a great job: C-RUMS website
GunCat
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Posted: 3/15/2012 4:36:03 PM
Send the lifter to Jeff Cockrum at C-Rums to have the cut out filled in, he's the best at that. C-RUMS

The loading port can be open and beveled by hand (file, Dremel, etc) or by milling. In the pictures below you'll see a Benelli M2 that I milled the loading port and had Jeff weld up the lifter.




Let your gun therefore be the constant companion of your walks

Thomas Jefferson - 1785
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Posted: 3/16/2012 7:37:52 PM
CRUMS is a must for the lifter. Jeff does killer work and his turn around time is quick. I had Benny Hill take care of the loading port on mine. I started to do it myself, but decided to send him the bolt to have it lightened and ended up sending him the whole receiver to have him work his magic. The beveling should have stopped right before the start of the serial#, but thats how far I took it before I sent it to Benny. I also had a local guy polish the lifter for me.




Buckeye67
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Posted: 8/9/2012 2:20:27 AM
Here's my "kitchen gunsmith" mods to my 930. This is the first time I've done this kind of work so I was a more than a little nervous. I still need to do a little clean-up work and will probably do some more tweaking, but here's how it went:





I haven't had any issues with my thumb and the lifter, so I'm going to leave it as-is for now.
Umiatsiaasara pullattagaq nimerussanik ulikkaarpoq
JesseCJC
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Posted: 8/9/2012 12:32:16 PM
[Last Edit: 8/9/2012 12:32:49 PM by JesseCJC]
I had crums weld my lifter up and I just tried to polish the lifter and just round out the edges on the port. Not pretty but it works for me. What I used on the port was a flat hand file and smoothed it out with the sandwhich makers nail file. She was not happy when she found out I used 800grit on the lifter and then just got a dab of mag wheel polish and shined it up.


Dave-HuldraArms
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Posted: 9/12/2012 12:50:06 AM
Guncat,

What type of bit did you mill that with. Learning how to mill but still learning on bits, end, ball, etc. What would be the best bit to use.

Thanks, Dave
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GunCat
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Posted: 9/12/2012 8:18:30 AM
[Last Edit: 9/12/2012 9:47:01 AM by GunCat]
Originally Posted By Dave-HuldraArms:
Guncat,

What type of bit did you mill that with. Learning how to mill but still learning on bits, end, ball, etc. What would be the best bit to use.

Thanks, Dave


Dave,

Standard HSS cutters will work just fine on the aluminum or soft steel shotgun receivers.

For the loading port job you can use a 1/4” end mill and tilt the mill head to your desired angle. Another trick (that I use now) is to make the cuts with a carbide tipped V groove router bit. These can be had with a 1/4” shank that goes in a standard collet and lets you avoid titling the milling head.
Steve Rose

"Let your gun therefore be the constant companion of your walks"
Thomas Jefferson - 1785
MGKelley
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Posted: 9/12/2012 10:38:08 AM
Originally Posted By Buckeye67:
Here's my "kitchen gunsmith" mods to my 930. This is the first time I've done this kind of work so I was a more than a little nervous. I still need to do a little clean-up work and will probably do some more tweaking, but here's how it went:

http://img560.imageshack.us/img560/4048/930port.jpg

http://img266.imageshack.us/img266/1636/930fend.jpg

I haven't had any issues with my thumb and the lifter, so I'm going to leave it as-is for now.


NOTE:

Be very careful NOT to destroy the serial numbers…felony.
Buckeye67
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Posted: 9/13/2012 11:02:26 AM
Originally Posted By MGKelley:
Originally Posted By Buckeye67:
Here's my "kitchen gunsmith" mods to my 930. This is the first time I've done this kind of work so I was a more than a little nervous. I still need to do a little clean-up work and will probably do some more tweaking, but here's how it went:

http://img560.imageshack.us/img560/4048/930port.jpg

http://img266.imageshack.us/img266/1636/930fend.jpg

I haven't had any issues with my thumb and the lifter, so I'm going to leave it as-is for now.


NOTE:

Be very careful NOT to destroy the serial numbers…felony.


There were no serial numbers on that part of the receiver. The numbers there show the model and caliber: "930 12GA".

I'm a police officer. I'm hip to that whole serial number thing. ;)
Umiatsiaasara pullattagaq nimerussanik ulikkaarpoq
Dave-HuldraArms
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Posted: 9/14/2012 2:32:50 AM
Thanks! Ill look into the v bits, I was thinking of a router bit but did not know of carbide ones.
Dave
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WSheppard
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Posted: 10/13/2012 2:06:22 AM
Havent tackled my carrier yet but this is what i did to my loading port.