NEW BCA 7.62x39 16" side Charging Upper (Gen 2)

Published on May 2, 2021
Duration: 11:07

This review covers the Bear Creek Arsenal (BCA) Gen 2 7.62x39 side-charging upper. It highlights the affordability of 7.62x39 ammo and the upper's value, often found on sale. Key features include a 16-inch heavy barrel, 15-inch M-LOK rail, and a Gen 2 side-charging mechanism offering better optic clearance. Reliability issues with light primer strikes are addressed with recommendations for an enhanced firing pin and specific magazine types.

Quick Summary

The BCA Gen 2 7.62x39 side-charging upper offers good value, often on sale for around $330. It features a 16" heavy barrel, 15" M-LOK rail, and a user-friendly side-charging handle. Reliability issues with light primer strikes can be fixed with an enhanced firing pin and extra-power spring.

Chapters

  1. 00:49Intro: BCA Gen 2 7.62x39 Upper
  2. 02:00Pricing & Value Analysis
  3. 03:18Barrel & Rail Specs
  4. 04:49Gen 2 Side Charging Mechanism
  5. 06:16Reliability: Firing Pin Issues & Fixes
  6. 08:27Feeding & Magazine Recommendations

Frequently Asked Questions

What are the key benefits of the BCA Gen 2 side-charging upper receiver?

The Gen 2 design features a non-rotating charging handle for easier disassembly, a flat profile beneficial for body armor, and improved clearance for larger optics like scopes or LPVOs compared to traditional rear-charging systems.

What issues can arise with the BCA 7.62x39 upper, and how can they be fixed?

Light primer strikes with steel-cased ammo can occur. This is typically resolved by installing an enhanced firing pin and an extra-power hammer spring, often available from brands like Black Rifle Arms.

Which magazines are recommended for reliable feeding with a 7.62x39 AR-15 upper?

For optimal reliability, C Products Defense 10 or 20-round magazines are recommended. Standard 30-round AR-15 magazines can sometimes experience binding issues with the tapered 7.62x39 cartridge.

What are the main specifications of the BCA 16" 7.62x39 Gen 2 upper?

It features a 16-inch heavy profile barrel with a 1:7 twist, a 15-inch M-LOK rail, an A2 birdcage flash hider, and the Gen 2 side-charging mechanism. The MSRP is $428, but it's often found on sale.

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