Century Arms AP5 / MP5 1000 Round Update | MAD Bolt Update

Published on March 26, 2023
Duration: 8:13

This video provides a 1000-round update on the Century Arms AP5, addressing initial failure-to-eject issues. The presenter details a recommended break-in procedure using specific ammunition and discusses the installation of a MAD Bolt to eliminate extractor spring replacement needs. Modifications and future plans for the firearm are also covered.

Quick Summary

The Century Arms AP5 requires a 500-round break-in, ideally with Winchester 124-grain Plus P ammunition, to resolve initial ejection issues. An aftermarket MAD Bolt upgrade eliminates the need for extractor spring replacements, a common maintenance point for MP5-style firearms.

Chapters

  1. 00:00Introduction & 1000 Round Review
  2. 00:09Century Arms AP5 Overview
  3. 00:27Initial Failures to Eject
  4. 00:47SBR Modification & Future Plans
  5. 01:19Ammunition Performance (Winchester 124+P)
  6. 01:55Post-Break-In Reliability
  7. 02:00MAD Bolt Upgrade
  8. 02:19MAD Bolt vs. Standard Bolt
  9. 02:59Switching Out the Bolt
  10. 03:35Accessory Review (Light)
  11. 03:51Home Defense Considerations
  12. 04:00Reloading Manual of Arms Comparison
  13. 04:36Midwest Industries Handguard
  14. 04:47Holosun 510C Optic
  15. 05:09Stock Options & Future Modifications
  16. 05:33Core Editions & Variations
  17. 05:41Flash Hider & Muzzle Threads
  18. 05:55Tri-Lug System
  19. 06:04Overall Impressions
  20. 06:14Magazines & Straight Mags
  21. 06:20Smoothest Shooting Firearm
  22. 06:30Sub Gun Comparison
  23. 06:381000 Round Review Summary
  24. 06:47Break-In Procedure Recap
  25. 07:09MAD Bolt Purchase Decision
  26. 07:25MAD Bolt Installation & Testing
  27. 07:39Final Thoughts & Future Content

Frequently Asked Questions

What is the recommended break-in procedure for the Century Arms AP5?

The presenter recommends firing 500 rounds of Winchester 124-grain Plus P white box ammunition through the Century Arms AP5 to complete its break-in period and address initial ejection issues.

What is the MAD Bolt upgrade for the Century Arms AP5?

The MAD Bolt is an aftermarket upgrade for the AP5/MP5 that replaces the standard bolt. Its primary benefit is eliminating the need to replace extractor springs, which are a common wear item in traditional MP5-style bolts.

Does the Century Arms AP5 prefer specific types of ammunition?

Initially, the AP5 seemed to prefer hotter ammunition like Winchester 124-grain Plus P, which significantly reduced ejection failures. After the break-in period and with the MAD Bolt, it reportedly feeds most ammunition reliably.

How does the Century Arms AP5 compare in smoothness to other sub-guns like the CZ Scorpion?

The presenter considers the Century Arms AP5 to be significantly smoother shooting than both the CZ Scorpion and the AKV, making it one of the smoothest sub-guns in their collection.

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