Glock Factory Magazine Springs

Glock Factory Magazine Springs Please read carefully and select from the drop down menu. Type 1 9mm G17,G19X,G18,G34 all 17rd mags, including pre-ban, LE-marked & current unmarked 10mm G20 15rd mags, including pre-ban, LE-marked, and current unmarked .45 Auto G21 use only in pre-ban, older LE-marked mags w/ 3955 follower & 10rd .40 G22,G35 10-coil spring - pre-ban mags & older LE-marked mags (do not use w/Tac-Lights) Type 2 9mm G17,G17L,G34 10rd mags only Type 3 9mm G17,G18,G19X,G34 19rd (17rd mag with 7151 Floorplates & 7165 insert) 11 coil spring .40, .45GAP, G22,G31,G35,G37 11 coil spring (must be used with Tac-Lights) Type 4 9mm & .357 G19,G23,G32 10rd mags only (Including Gen4, Gen5) Type 5 9mm, .40, .357 .45 GAP G19,G23,G26,G27,G29,G32,G33,G38,G39 (9-coil spring) (Including Gen4, Gen5) .45 Auto G30 (9-coil spring) - use only in older mags factory-supplied with 3955 marked followers Type 6 .40 & 10mm G20,20SF,G22,G24,G35,G40 10rd mags only (Including Gen4 & MOS) Type 7 .45 Auto G21,G21SF 10-coil spring - wide base, use only w/ 1304, 1304-1, -2, or -3 follower & newer mag tubes Type 8 .45 Auto G30,G30S wide-base, use ONLY in newer mags factory-supplied with 1304 marked followers Type 9 .45 Auto Slim, G36