Description
Glock Magazine SpringFits 9mm G17,18,34 all 17 rd mags, including pre-ban, LE marked, & current unmarked. .45 Auto G21 use only in pre-ban, older LE marked mags w/ 3955 follower & 10 rd mags. .40 G22,35 10 coil spring-pre-ban mags and older LE marked mags.
