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RMR mount shim
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Support Equipment For PCP/HPA/CO2 and springers ,rams
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RMR mount shim
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Topic: RMR mount shim (Read 2381 times))
WobblyHand
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Posts: 1308
Real Name: Bruce
RMR mount shim
«
on:
August 15, 2024, 08:50:27 PM »
It seems that for close range, I can't quite get my red dot and POI to line up. More or less have run out of adjustment. So I looked around and found that they sell an angled shim for this. Of course, I didn't want to pony up the $14 they wanted, so I more or less duplicated it, with a reversible mount. It's not fancy, but hey it's only sandwiched between the red dot and the mounting rail. Designed a 1 degree wedge, starting at 0.2mm thick and ending up at 0.95mm thick. Used 0.05mm layers to build up the height. Didn't take long to print. I'll check it out tomorrow.
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Nashua, NH USA
Ronfiveo
Expert
Posts: 1514
Charter Member Secret Squirrel Society 20,FEB,2024
Real Name: Ron
Re: RMR mount shim
«
Reply #1 on:
August 15, 2024, 10:03:55 PM »
Good job.
It beats pieces of paper or tape
Ron
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USA, TX, McAllen
It's ok to disagree with me. I can't force you to be right.
While practicing through my scope, I thought about the "cheek weld". My shooting improved drastically when I discovered it was talking about my face.
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yes
Re: RMR mount shim
«
Reply #2 on:
August 16, 2024, 05:04:23 PM »
Perfect job for 3D printing.
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USA
WobblyHand
Expert
Posts: 1308
Real Name: Bruce
Re: RMR mount shim
«
Reply #3 on:
August 21, 2024, 04:55:35 PM »
The holes for the posts (the outer ones) were a little snug, so I opened up the holes a wee bit. Kind of hard to keep tight tolerance on FDM. Reprinted it.
Here's the stl. It's not a big file. (214KB) First layer should be printed at 0.2mm, all other successive layers at 0.05mm. It's only 18 layers so it doesn't take long to print. On a sample of one, using a Holosun 507C, I could make it work. Hope it is useful to someone.
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Nashua, NH USA
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RMR mount shim