First Shots with the BCM Mk12 SPR

Published on May 2, 2015
Duration: 14:54

The BCM Mk12 SPR is a factory-built precision rifle that faithfully replicates the US military's DMR. It demonstrated solid out-of-the-box performance, achieving approximately 1 MOA with Black Hills 77gr OTM ammunition at 100 yards. Long-range testing showed capable performance, with 5-6 inch groups at 500 yards using 69gr Black Hills loads, validating its reliability and quality.

Quick Summary

The BCM Mk12 SPR achieved approximately 1 MOA groups at 100 yards with Black Hills 77gr OTM ammo. At 500 yards, it produced 5-6 inch groups using 69gr Black Hills loads, demonstrating excellent out-of-the-box performance for a DMR-style rifle.

Chapters

  1. 00:24Introduction to the BCM Mk12 SPR
  2. 03:05Optics and Tactical Accessories
  3. 04:00Ammunition Selection and Initial Shots
  4. 07:04Accuracy Results and Maintenance Philosophy
  5. 11:32Long Range Performance and Conclusion

Frequently Asked Questions

What kind of accuracy can be expected from the BCM Mk12 SPR?

The BCM Mk12 SPR demonstrated approximately 1 MOA groups at 100 yards with Black Hills 77gr OTM ammunition. At 500 yards, it achieved 5-6 inch groups using 69gr Black Hills loads, which is considered excellent for its intended purpose.

What is the recommended maintenance for the BCM Mk12 SPR?

The reviewer suggests a simple cleaning routine: use patches and solvent, rarely employ brushes, and exclusively use nylon brushes to prevent damage to the bore. Traditional barrel break-in procedures are not considered necessary.

What optics are recommended for the BCM Mk12 SPR?

The rifle was tested with a Leupold Mk4 3.5-10x40mm scope on a LaRue Tactical SPR 1.5 mount. While functional, the 1-MOA click adjustments were noted as potentially too coarse for very fine precision work.

What ammunition was used for testing the BCM Mk12 SPR?

Initial testing used Wolf Gold 55gr 5.56mm and Black Hills 77gr OTM, the civilian equivalent of military Mk262 match ammunition. Later long-range tests utilized 69gr Black Hills ammunition.

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