Type 1
Fits The Following Glocks:
Type 1 Fits Glock: 17 (Gen 1-5 & MOS), 17L, 17C, 17M, 19 (Gen 1-5 & MOS), 19C, 19X, 22 (Gen 1-5 & MOS), 23 (Gen 1-5 & MOS), 24, 25, 26 (Gen 1-5 & MOS), 27 (Gen 1-5), 28, 30S (NOT 30 OR 30SF), 31 (Gen 1-4), 31C, 32 (GEN 1-4), 33 (GEN 1-4), 34 (GEN 1-5 & MOS), 35 (GEN 1-4 & MOS), 37 (GEN 1-4), 38, 39, 41 (GEN 4 & MOS), 44, 45, 47
Type 2
Fits The Following Glocks:
Type 2 Fits Glock: 20 (GEN 1-4), 20SF, 21 (GEN 1-4), 21SF, 21C, 29 (GEN 1-4), 29SF, 30 (GEN 1-4), 30SF, 40 (GEN 4 & MOS)
Type 3
Fits The Following Glocks:
Type 3 Fits Glock: 43, 43x (GEN 1 & MOS), 48 (GEN 1 & MOS)