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Tapered rail

Posted: Thu Apr 24, 2014 9:35 pm
by flatlina
Does anyone know how to work out what you need to machine a 200mm rail to achieve different MOA. say 5 ,10 ,15,20 MOA.

Regards
john

Posted: Fri Apr 25, 2014 7:17 am
by Steve 2141
I use a 5" sine bar to machine my rails

5 moa is .0007"
10 moa is .014"
15 moa is .023"
20 moa is .029"

hope this helps

cheers

Posted: Fri Apr 25, 2014 7:57 am
by flatlina
Thanks for the info. Is the 5 MOA figure correct or is there an extra zero there?

Regards
john

Posted: Sat Apr 26, 2014 6:19 am
by Steve 2141
no it's incorrect, should be .007"

Posted: Sat Apr 26, 2014 7:26 am
by flatlina
Thanks , I thought it was a typo.

Regards
john