Bosnian Surplus?

Published on December 26, 2025
Duration: 0:50

This guide details the installation of a USGI 30-round AR-15 magazine, specifically a Sanchez Ent. model from 1989, as demonstrated by Polenar Tactical. The video highlights the magazine's construction and historical context, suggesting its potential use as military aid. The speaker, Ziga, provides an expert assessment of the equipment's specifications and historical relevance.

Quick Summary

The Sanchez Ent. USGI 30rd AR-15 magazine (NSN 1005-00-921-5004, dated 08/1989) features an aluminum body and a green anti-tilt follower. Originally intended as military aid, these magazines are now available as surplus, offering a durable and historically significant option for AR-15 owners.

Chapters

  1. 00:00USGI Magazine Identification
  2. 00:13Packaging and Manufacture Details
  3. 00:22Historical Context and Availability

Frequently Asked Questions

What are the key specifications of the Sanchez Ent. USGI AR-15 magazine?

The Sanchez Ent. USGI 30rd magazine (NSN 1005-00-921-5004) is made of aluminum, features a green anti-tilt follower, and was manufactured in August 1989. It is designed for 5.56x45mm NATO ammunition.

What is the historical significance of these USGI magazines being sold as 'Bosnian Surplus'?

These magazines were likely part of U.S. military aid to Bosnia. As Bosnian forces primarily used AK-pattern rifles, these 5.56mm AR-15 magazines remained unused and are now available as surplus.

Where was the Sanchez Ent. USGI magazine manufactured?

The Sanchez Ent. USGI magazine was manufactured by Sanchez Ent. in Mansfield, Ohio, USA, as indicated by markings on the floorplate and original packaging.

What does the NSN number on the magazine packaging signify?

The NSN (National Stock Number) 1005-00-921-5004 is a 13-digit code used by the U.S. government to identify standardized military supply items, confirming this is a genuine U.S. Government Issue product.

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