02-27-2017, 06:20 PM
stanc Wrote:There is no reason for an update. Viable polymer Grendel mags can't be made for the standard AR15 mag well, and nobody is interested in making Grendel lower receivers with enlarged mag wells, and Grendel-specific polymer mags to fit the special lowers.
Is it because of the diameter of the brass is too large? I was under the impression that if Magupul modified their follower, and tweeked the top feed lips that it would be possible in a pmag. what am I missing?

