September 21st, 2010, 08:46
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#3
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Join Date: Sep 2006
Location: Canada/US
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Quote:
Originally Posted by z0ng
Typically there's not any markings but if you have a set of calipers just measure the diameter of the tube. If it's about 1.5" diameter then it's milspec, about 1.7" is commercial.
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Its 1.15 and 1.17
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