// Field Notes

The Journal

Build logs, technical breakdowns, and field-tested insights from the Defiance Tactical workshop.

Good Data, Consistent Shots: Why the Garmin Xero Belongs on the Rifle, Not on a Tripod

Why Garmin's external tripod setup costs you consistent data, and how the purpose-built ARCA Mount fixes placement, portability, and positioning in one move.

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02Precision Accessories

Tripod-Mounting the Sig Zulu6 HDX Pro: A Contoured Mount for Image-Stabilized Optics

What the Sig Zulu6 HDX Pro 50mm ARCA Mount is, why universal straps fall short on stabilized binoculars, and how the contoured clamp was validated.

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03Precision Rifles

What Sub-MOA Actually Means

What sub-MOA accuracy really means, how minute of angle is measured, and what drives repeatable precision in a custom rifle.

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04FFL Process

The FFL Transfer Process, Explained

How a custom firearms build moves from spec to your hands: the FFL transfer process, Form 4473, license verification, and compliance explained.

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05Precision Accessories

Positioning Your Garmin Xero Chronograph

Correct standoff distance, lateral offset, and ARCA mounting for reliable velocity readings with the Garmin Xero C1 and C2 Doppler chronograph.

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06Precision Accessories

Why Carbon Fiber-Reinforced Mounts

Why carbon fiber-reinforced filament outperforms standard printed material for structural firearm accessories: stiffness, creep resistance, and dimensional stability.

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