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Questions & Answers
Customer Reviews
Helpful Positive Review
Big Improvement!! by Fire Medic, Verified Owner, May 13, 2024
This extended mag release is a huge improvement over the plastic OEM one!!! Makes reloading much smoother
1/1 found this helpful
Helpful Negative Review
Adequate to meet your needs by Bill, Verified Owner, October 31, 2023
This mag release is marginally better than the original factory part. It is slightly bigger than the original. However, unless you absolutely had the original, I would get a bigger release. I would not call it a waste of money. But if you like th...
Read More...
1/1 found this helpful
Most Recent Reviews
Nice Addition by Fire Medic, Verified Owner, May 9, 2024
This fixed my problem of having to manipulate my weapon in order to reload. Way nicer than the OEM plastic one!!!
Most Recent Reviews
works perfectly by Toodels, Verified Owner, December 24, 2023
Simple install and works great. Was very surprised with the shipping. Usually everything takes a while to get it. Maybe because it was a small item.
Read All 4 Reviews

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Product Info for Centennial Defense Systems Extended Mag Release for Gen 4-5

The Centennial Defense Systems extended magazine release is machined from high quality 6061 aluminum and allows for easier and faster mag swaps. It is designed to fit in most holsters and will fit Gen 4-5 Glock models in 9mm, .40 S&W, .357 Sig as well as Gen 4 10mm and .45ACP models.image

Note: Will NOT fit G42, G43 or Gen 1-3 pistols.

Specifications for Centennial Defense Systems Extended Mag Release for Gen 4-5:

Manufacturer: Centennial Defense Systems
Gun Make: Glock
Fabric/Material: 6061 Aluminum

Package Contents:

  • Centennial Defense Systems Extended Mag Release for Gen 4-5

Centennial Defense Systems Extended Mag Release for Gen 4-5 Orderable Models

List of Orderable Models

  • Centennial Defense Systems Extended Mag Release for Gen 4-5 10mm, .45ACP Glock, Stippled, Zombie Green, 20468 , MPN: 20468 , UPC: 713310803550 , Code: 50O-EMR-CD14-20468
  • Centennial Defense Systems Extended Mag Release for Gen 4-5 10mm, .45ACP Glock, Serrated, Pink, 20448 , MPN: 20448 , UPC: 713310803352 , Code: 50O-EMR-CD14-20448
  • Centennial Defense Systems Extended Mag Release for Gen 4-5 10mm, .45ACP Glock, Stippled, Red, 20465 , MPN: 20465 , UPC: 713310803529 , Code: 50O-EMR-CD14-20465
  • Centennial Defense Systems Extended Mag Release for Gen 4-5 10mm, .45ACP Glock, Stippled, OD Green, 20462 , MPN: 20462 , UPC: 713310803499 , Code: 50O-EMR-CD14-20462
  • Centennial Defense Systems Extended Mag Release for Gen 4-5 9mm, .40S&W, .357SIG Glock, Stippled, Burnt Bronze, 20426 , MPN: 20426 , UPC: 713310803130 , Code: 50O-EMR-CD14-20426
  • Centennial Defense Systems Extended Mag Release for Gen 4-5 10mm, .45ACP Glock, Stippled, Nickel, 20461 , MPN: 20461 , UPC: 713310803482 , Code: 50O-EMR-CD14-20461
  • Centennial Defense Systems Extended Mag Release for Gen 4-5 9mm, .40S&W, .357SIG Glock, Stippled, Purple, 20434 , MPN: 20434 , UPC: 713310803215 , Code: 50O-EMR-CD14-20434
  • Centennial Defense Systems Extended Mag Release for Gen 4-5 9mm, .40S&W, .357SIG Glock, Stippled, Glock Gray, 20427 , MPN: 20427 , UPC: 713310803147 , Code: 50O-EMR-CD14-20427
  • Centennial Defense Systems Extended Mag Release for Gen 4-5 9mm, .40S&W, .357SIG Glock, Stippled, Black, 20424 , MPN: 20424 , UPC: 713310803116 , Code: 50O-EMR-CD14-20424
  • Centennial Defense Systems Extended Mag Release for Gen 4-5 10mm, .45ACP Glock, Stippled, Black, 20454 , MPN: 20454 , UPC: 713310803413 , Code: 50O-EMR-CD14-20454
  • Centennial Defense Systems Extended Mag Release for Gen 4-5 9mm, .40S&W, .357SIG Glock, Stippled, Red, 20435 , MPN: 20435 , UPC: 713310803222 , Code: 50O-EMR-CD14-20435
  • Centennial Defense Systems Extended Mag Release for Gen 4-5 10mm, .45ACP Glock, Serrated, Satin Aluminum, 20451 , MPN: 20451 , UPC: 713310803383 , Code: 50O-EMR-CD14-20451
  • Centennial Defense Systems Extended Mag Release for Gen 4-5 9mm, .40S&W, .357SIG Glock, Stippled, Blue, 20425 , MPN: 20425 , UPC: 713310803123 , Code: 50O-EMR-CD14-20425
  • Centennial Defense Systems Extended Mag Release for Gen 4-5 9mm, .40S&W, .357SIG Glock, Serrated, Burnt Bronze, 20411 , MPN: 20411 , UPC: 713310802980 , Code: 50O-EMR-CD14-20411
  • Centennial Defense Systems Extended Mag Release for Gen 4-5 10mm, .45ACP Glock, Stippled, Glock Gray, 20457 , MPN: 20457 , UPC: 713310803444 , Code: 50O-EMR-CD14-20457
  • Centennial Defense Systems Extended Mag Release for Gen 4-5 9mm, .40S&W, .357SIG Glock, Stippled, Pink, 20433 , MPN: 20433 , UPC: 713310803208 , Code: 50O-EMR-CD14-20433
  • Centennial Defense Systems Extended Mag Release for Gen 4-5 10mm, .45ACP Glock, Serrated, Gold, 20444 , MPN: 20444 , UPC: 713310803314 , Code: 50O-EMR-CD14-20444
  • Centennial Defense Systems Extended Mag Release for Gen 4-5 10mm, .45ACP Glock, Stippled, Gold, 20459 , MPN: 20459 , UPC: 713310803468 , Code: 50O-EMR-CD14-20459
  • Centennial Defense Systems Extended Mag Release for Gen 4-5 9mm, .40S&W, .357SIG Glock, Serrated, Satin Aluminum, 20421 , MPN: 20421 , UPC: 713310803086 , Code: 50O-EMR-CD14-20421
  • Centennial Defense Systems Extended Mag Release for Gen 4-5 9mm, .40S&W, .357SIG Glock, Serrated, Glock Tan, 20413 , MPN: 20413 , UPC: 713310803000 , Code: 50O-EMR-CD14-20413
  • Centennial Defense Systems Extended Mag Release for Gen 4-5 9mm, .40S&W, .357SIG Glock, Stippled, Gold, 20429 , MPN: 20429 , UPC: 713310803161 , Code: 50O-EMR-CD14-20429
  • Centennial Defense Systems Extended Mag Release for Gen 4-5 9mm, .40S&W, .357SIG Glock, Stippled, Glock Tan, 20428 , MPN: 20428 , UPC: 713310803154 , Code: 50O-EMR-CD14-20428
  • Centennial Defense Systems Extended Mag Release for Gen 4-5 9mm, .40S&W, .357SIG Glock, Stippled, Nickel, 20431 , MPN: 20431 , UPC: 713310803185 , Code: 50O-EMR-CD14-20431
  • Centennial Defense Systems Extended Mag Release for Gen 4-5 10mm, .45ACP Glock, Serrated, Glock Tan, 20443 , MPN: 20443 , UPC: 713310803307 , Code: 50O-EMR-CD14-20443
  • Centennial Defense Systems Extended Mag Release for Gen 4-5 10mm, .45ACP Glock, Serrated, Blue, 20440 , MPN: 20440 , UPC: 713310803277 , Code: 50O-EMR-CD14-20440
  • Centennial Defense Systems Extended Mag Release for Gen 4-5 10mm, .45ACP Glock, Stippled, White, 20467 , MPN: 20467 , UPC: 713310803543 , Code: 50O-EMR-CD14-20467
  • Centennial Defense Systems Extended Mag Release for Gen 4-5 9mm, .40S&W, .357SIG Glock, Stippled, Zombie Green, 20438 , MPN: 20438 , UPC: 713310803253 , Code: 50O-EMR-CD14-20438
  • Centennial Defense Systems Extended Mag Release for Gen 4-5 9mm, .40S&W, .357SIG Glock, Serrated, Hi-Viz Orange, 20415 , MPN: 20415 , UPC: 713310803024 , Code: 50O-EMR-CD14-20415
  • Centennial Defense Systems Extended Mag Release for Gen 4-5 9mm, .40S&W, .357SIG Glock, Serrated, Nickel, 20416 , MPN: 20416 , UPC: 713310803031 , Code: 50O-EMR-CD14-20416
  • Centennial Defense Systems Extended Mag Release for Gen 4-5 9mm, .40S&W, .357SIG Glock, Stippled, Satin Aluminum, 20436 , MPN: 20436 , UPC: 713310803239 , Code: 50O-EMR-CD14-20436
  • Centennial Defense Systems Extended Mag Release for Gen 4-5 10mm, .45ACP Glock, Serrated, Purple, 20449 , MPN: 20449 , UPC: 713310803369 , Code: 50O-EMR-CD14-20449
  • Centennial Defense Systems Extended Mag Release for Gen 4-5 9mm, .40S&W, .357SIG Glock, Serrated, Blue, 20410 , MPN: 20410 , UPC: 713310802973 , Code: 50O-EMR-CD14-20410
  • Centennial Defense Systems Extended Mag Release for Gen 4-5 10mm, .45ACP Glock, Serrated, Black, 20439 , MPN: 20439 , UPC: 713310803260 , Code: 50O-EMR-CD14-20439
  • Centennial Defense Systems Extended Mag Release for Gen 4-5 9mm, .40S&W, .357SIG Glock, Stippled, Hi-Viz Orange, 20430 , MPN: 20430 , UPC: 713310803178 , Code: 50O-EMR-CD14-20430
  • Centennial Defense Systems Extended Mag Release for Gen 4-5 9mm, .40S&W, .357SIG Glock, Serrated, Gold, 20414 , MPN: 20414 , UPC: 713310803017 , Code: 50O-EMR-CD14-20414
  • Centennial Defense Systems Extended Mag Release for Gen 4-5 10mm, .45ACP Glock, Serrated, Burnt Bronze, 20441 , MPN: 20441 , UPC: 713310803284 , Code: 50O-EMR-CD14-20441
  • Centennial Defense Systems Extended Mag Release for Gen 4-5 9mm, .40S&W, .357SIG Glock, Serrated, Pink, 20418 , MPN: 20418 , UPC: 713310803055 , Code: 50O-EMR-CD14-20418
  • Centennial Defense Systems Extended Mag Release for Gen 4-5 9mm, .40S&W, .357SIG Glock, Serrated, Glock Gray, 20412 , MPN: 20412 , UPC: 713310802997 , Code: 50O-EMR-CD14-20412
  • Centennial Defense Systems Extended Mag Release for Gen 4-5 10mm, .45ACP Glock, Serrated, Zombie Green, 20453 , MPN: 20453 , UPC: 713310803406 , Code: 50O-EMR-CD14-20453
  • Centennial Defense Systems Extended Mag Release for Gen 4-5 9mm, .40S&W, .357SIG Glock, Serrated, OD Green, 20417 , MPN: 20417 , UPC: 713310803048 , Code: 50O-EMR-CD14-20417
  • Centennial Defense Systems Extended Mag Release for Gen 4-5 10mm, .45ACP Glock, Stippled, Purple, 20464 , MPN: 20464 , UPC: 713310803512 , Code: 50O-EMR-CD14-20464
  • Centennial Defense Systems Extended Mag Release for Gen 4-5 9mm, .40S&W, .357SIG Glock, Stippled, White, 20437 , MPN: 20437 , UPC: 713310803246 , Code: 50O-EMR-CD14-20437
  • Centennial Defense Systems Extended Mag Release for Gen 4-5 10mm, .45ACP Glock, Serrated, Hi-Viz Orange, 20445 , MPN: 20445 , UPC: 713310803321 , Code: 50O-EMR-CD14-20445
  • Centennial Defense Systems Extended Mag Release for Gen 4-5 10mm, .45ACP Glock, Serrated, OD Green, 20447 , MPN: 20447 , UPC: 713310803345 , Code: 50O-EMR-CD14-20447
  • Centennial Defense Systems Extended Mag Release for Gen 4-5 10mm, .45ACP Glock, Serrated, Red, 20450 , MPN: 20450 , UPC: 713310803376 , Code: 50O-EMR-CD14-20450
  • Centennial Defense Systems Extended Mag Release for Gen 4-5 9mm, .40S&W, .357SIG Glock, Serrated, Red, 20420 , MPN: 20420 , UPC: 713310803079 , Code: 50O-EMR-CD14-20420
  • Centennial Defense Systems Extended Mag Release for Gen 4-5 9mm, .40S&W, .357SIG Glock, Serrated, Zombie Green, 20423 , MPN: 20423 , UPC: 713310803109 , Code: 50O-EMR-CD14-20423
  • Centennial Defense Systems Extended Mag Release for Gen 4-5 9mm, .40S&W, .357SIG Glock, Serrated, Black, 20409 , MPN: 20409 , UPC: 713310802966 , Code: 50O-EMR-CD14-20409
  • Centennial Defense Systems Extended Mag Release for Gen 4-5 10mm, .45ACP Glock, Stippled, Glock Tan, 20458 , MPN: 20458 , UPC: 713310803451 , Code: 50O-EMR-CD14-20458
  • Centennial Defense Systems Extended Mag Release for Gen 4-5 9mm, .40S&W, .357SIG Glock, Serrated, Purple, 20419 , MPN: 20419 , UPC: 713310803062 , Code: 50O-EMR-CD14-20419
  • Centennial Defense Systems Extended Mag Release for Gen 4-5 10mm, .45ACP Glock, Stippled, Blue, 20455 , MPN: 20455 , UPC: 713310803420 , Code: 50O-EMR-CD14-20455
  • Centennial Defense Systems Extended Mag Release for Gen 4-5 10mm, .45ACP Glock, Stippled, Pink, 20463 , MPN: 20463 , UPC: 713310803505 , Code: 50O-EMR-CD14-20463
  • Centennial Defense Systems Extended Mag Release for Gen 4-5 10mm, .45ACP Glock, Stippled, Satin Aluminum, 20466 , MPN: 20466 , UPC: 713310803536 , Code: 50O-EMR-CD14-20466
  • Centennial Defense Systems Extended Mag Release for Gen 4-5 10mm, .45ACP Glock, Serrated, White, 20452 , MPN: 20452 , UPC: 713310803390 , Code: 50O-EMR-CD14-20452
  • Centennial Defense Systems Extended Mag Release for Gen 4-5 10mm, .45ACP Glock, Serrated, Glock Gray, 20442 , MPN: 20442 , UPC: 713310803291 , Code: 50O-EMR-CD14-20442
  • Centennial Defense Systems Extended Mag Release for Gen 4-5 10mm, .45ACP Glock, Stippled, Burnt Bronze, 20456 , MPN: 20456 , UPC: 713310803437 , Code: 50O-EMR-CD14-20456
  • Centennial Defense Systems Extended Mag Release for Gen 4-5 10mm, .45ACP Glock, Serrated, Nickel, 20446 , MPN: 20446 , UPC: 713310803338 , Code: 50O-EMR-CD14-20446
  • Centennial Defense Systems Extended Mag Release for Gen 4-5 9mm, .40S&W, .357SIG Glock, Stippled, OD Green, 20432 , MPN: 20432 , UPC: 713310803192 , Code: 50O-EMR-CD14-20432

Centennial Defense Systems Extended Mag Release for Gen 4-5 Unavailable & Discontinued Models

List of Unorderable Models

  • Centennial Defense Systems Extended Mag Release for Gen 4-5 9mm, .40S&W, .357SIG Glock, Serrated, White, 20422 , MPN: 20422 , UPC: 713310803093 , Code: 50O-EMR-CD14-20422
  • Centennial Defense Systems Extended Mag Release for Gen 4-5 10mm, .45ACP Glock, Stippled, Hi-Viz Orange, 20460 , MPN: 20460 , UPC: 713310803475 , Code: 50O-EMR-CD14-20460
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Last updated 2026-11-05 UTC.