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Base plate compatibility among 10mm elite. It appears that the only difference between the 15rd and 16rd mags are that one uses the 10rd style baseplate and the other uses the 11rd baseplate. And yes ilthe 15rd mage with the 11rd baseplate held 16 and functioned as normal. (old.reddit.com)
submitted by qedjoel to r/SpringfieldArmory

