44 mag I guess not works for 40 cal
thingiverse
A tailored rendition of http://www.thingiverse.com/thing:260104 was created using the Customizer at http://www.thingiverse.com/apps/customizer/run?thing_id=260104. To assemble it, set the number of rows to 5, columns to 10, and include 2mm of padding. Ensure the height is 13mm and diameter is 12mm for optimal results.
Download Model from thingiverse
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