Upper Authority | AR Platform Education & Comparison

Camouflage • Hunting

Realtree vs Mossy Oak: Which Camouflage Pattern Is Better for Hunting?

1 month ago

Two hunters wearing woodland camouflage stand in a forest during early morning light.

Camouflage • Hunting

Best Camo Patterns by Terrain: Matching Camouflage to Your Environment

2 months ago

Hunter in camouflage overlooking a landscape with forest, wetlands, and open fields.

Camouflage • Hunting

How to Choose Camo for Hunting: Terrain, Season, and Pattern Selection

2 months ago

Hunter comparing several camouflage jackets beside a marsh and woodland landscape

Camouflage • Hunting

Best Camo for Eastern Woodlands: What Actually Blends Into Hardwood Forests

2 months ago

Hunter wearing camouflage while standing beside a large oak tree in an autumn hardwood forest.

Camouflage • Hunting

Best Camo for Turkey Hunting: Choosing the Right Pattern for Your Terrain

2 months ago

Hunter wearing camouflage while sitting against a tree and watching a wild turkey in a wooded area

Camouflage • Hunting

Best Camo for Duck Hunting: Choosing Patterns for Marshes, Timber, and Fields

2 months ago

A duck hunter in camouflage standing among cattails beside a marsh at sunrise with duck decoys in the water.

Clear, no-BS guides to AR-15 parts, builds, and legal basics.

Latest Equipment & Build Guides

Side-by-side comparison diagram of two rifle operating systems showing gas flow in a direct impingement system and a piston-operated system

Direct Impingement vs Piston AR: Key Differences and Tradeoffs

3 months ago

Bolt carrier group partially extended from an AR-15 upper receiver showing bolt lugs and cam pin on a workbench

AR-15 Cycle of Operations: How the Rifle Functions Step by Step

3 months ago

Disassembled AR-15 components arranged on a workbench, including upper receiver, lower receiver, bolt carrier group, and buffer system

AR Platform Fundamentals: How the System Works

3 months ago

AR-15 bolt carrier group with bolt extended next to a barrel extension on a workbench

AR-15 Headspace Explained: What It Is and Why It Matters

3 months ago

Close-up of an AR-15 upper receiver on a workbench with the gas block, gas tube, and partially removed bolt carrier group visible.

AR-15 Dwell Time Explained: How It Affects Cycling and Reliability

3 months ago

AR-15 bolt carrier group on a dark workbench showing bolt lugs and carrier body

Bolt Locking and Unlocking Process Explained

3 months ago

Several AR-15 buffer tubes and related components arranged on a dark workbench surface

Accessories • Equipment

Best AR-15 Buffer Tubes: What Actually Matters and What to Buy

3 months ago

Close-up of an AR-15 lower receiver with buffer tube, buffer spring, and buffer partially removed

AR-15 Buffer System Basics: How It Works and Why It Matters

3 months ago

Accessories • Equipment

Mil-Spec vs Commercial Buffer Tube Dimensions Explained

3 months ago

Two black AR-style buffer tubes labeled mil-spec and commercial placed side by side on a dark surface

Accessories • Equipment

AR Buffer Tube Compatibility Chart

3 months ago