Failed Spanish Rifle Gets A New Lease On Life

Published on May 24, 2026
Duration: 26:32

This video details the process of building an 'Amigo Verde,' a 3D-printed variant inspired by the Spanish CETME-L rifle, utilizing additive manufacturing techniques and AR-style fire control components. The presenter, with apparent expertise in 3D-printed firearms, guides viewers through the assembly, highlighting the use of carbon fiber nylon filament for enhanced durability and heat resistance. Key modifications include adapting AR fire control parts and ensuring proper head-spacing and trunnion security, offering a unique DIY firearm project for enthusiasts.

Quick Summary

The 'Amigo Verde' is a 3D-printed rifle based on the Spanish CETME-L, designed by 'Ivan the Troll.' It utilizes additive manufacturing with materials like carbon fiber nylon and integrates AR-style fire control components. Despite its plastic construction, it demonstrates impressive reliability and practical accuracy, even under heavy use, offering a unique DIY firearm project.

Chapters

  1. 00:00Introduction to the Amigo Verde
  2. 01:00Sponsor: Atrius Development Group
  3. 02:30Additive Manufacturing & DIY Design
  4. 04:00Nylon Filament Properties & Warping
  5. 06:00History of the CETME-L
  6. 08:30Sponsor: MAF Corporation
  7. 09:30Design Characteristics: Bolt & Receiver
  8. 10:30AR Fire Control Integration
  9. 11:30Bolt Hold Latch & HK Slap
  10. 13:00Durability of Plastic Receiver
  11. 14:00Hammer Modification
  12. 15:00Buffer Tube & Stock Assembly
  13. 17:00Barrel Profile & Accessories
  14. 18:00Shooting Impressions & Accuracy
  15. 20:00Sponsor: HSL Ammunition
  16. 21:00Rapid Fire & Mag Dumps
  17. 23:00Accuracy Test at 100 Yards
  18. 25:00Heat Management & Durability
  19. 26:00Final Conclusions & Ejector Issue
  20. 27:00Comparison to Original CETME-L
  21. 28:00Praise for Ivan the Troll & 3D2A Community
  22. 29:00Outro & Future Content

Frequently Asked Questions

What is the 'Amigo Verde' rifle?

The 'Amigo Verde' is a 3D-printed firearm variant inspired by the Spanish CETME-L rifle. It utilizes additive manufacturing, primarily with carbon fiber nylon filament, and integrates AR-style fire control components for a modern DIY build.

How is the 'Amigo Verde' built, and what materials are used?

The 'Amigo Verde' is built using 3D printing, with the receiver and handguard typically made from durable filaments like carbon fiber nylon. It requires a CETME-L parts kit and standard AR-15 fire control group components for assembly.

What are the advantages of the 'Amigo Verde' design over the original CETME-L?

The 'Amigo Verde' offers advantages such as AR fire control compatibility for easier trigger and grip upgrades, an 'HK slap' charging method, and the potential for lower cost and customizability through 3D printing, while retaining the roller-delayed blowback system.

Can a 3D-printed rifle like the 'Amigo Verde' be reliable and durable?

Yes, the 'Amigo Verde' demonstrated significant reliability and durability during testing, even with extensive rapid firing. While nylon prints can be susceptible to minor warping, the core components and design proved robust, though extreme mag dumping can lead to component stress.

What are the key technical specifications of the 'Amigo Verde' build?

The 'Amigo Verde' features a roller-delayed blowback system, uses 5.56 NATO ammunition, and is built with a 16-inch barrel to comply with SBR regulations. It integrates AR fire control parts and a modified buffer tube system for its recoil rod.

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