Quote:
Originally Posted by rumlover
I just went and checked some of the barrel manufacturors web pages. The fastest 50 cal was Lilja at 1/15". Most are 1/16 to 1/20 for the BMG. Some are as high as 1/32" for slower 50 cal offerings.
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Pacnor makes 1~9,1~10 ect. tubes in .510.
