May 5, 2012, 07:34 PM
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#42
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Senior Member
Join Date: March 15, 2005
Location: Central Connecticut
Posts: 3,166
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I had never heard about the 4mm M20 before but I looked it up.
Thanks for showing us.
Cartridge Image:
http://img2.odklepnuto.cz/obrazek/big/item/10116234/
More Google Images:
https://www.google.com/search?client...AeL30gGcv8mdBQ
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