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  1. Glock Forum
    Ive seen that 15 rd. Mag's .40 and the SIG followers are identical. I prefer my 31 over my 22 for bedsidee duty. I changed out the follower on a few of my 22 round .40 magazines to a .357 follower. There appears to be a difference in appearance in the hi cap Mag's. Haven't been to the range...
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