3D MODEL DESCRIPTION The GLOCK plus magazine extension is compatible with 9, .40, .357 e 45 GAP caliber GLOCK models. Adds 4 rounds on 9mm and .357 Sig magazines and 1 on .40S&W and 45 GAP. fits Gen.3, Gen.4 and Gen.5
Total rounds for .40 are seventeen. The original spring works correctly without changes. I used Polycarbonate Polymax, and it's very hard and flexible. The clip works very well to keep the mag in garments and it's go inside the Glock hole without difficulty. For assembly are needed two screws UNI 5931 M3x8 mm Important, print Clip like image, for the best result (hard and flexible)
3D PRINTING SETTINGS Material ASA, ABS, PC or more Technic. Infill 100% line. For Clip, no supports needed. For Insert, no supports needed. For Extension, it depends on the material.