Accessories & Gear
Stripped Lower Receiver: How to Choose the Right One
A stripped lower receiver is the serialized heart of an AR-15 build. Forged vs. billet vs. polymer, the five specs that matter, and the paperwork you cannot skip.
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Holosun Comparison Chart (2026): Every Current Optic — Specs, Footprints & Live PricesAll 16 current Holosun optics in one sortable database: footprint, reticle, battery life, solar, weight, window size, and same-day prices (holosun.com...Read the article
Red Dot Astigmatism: How to Fix a Blurry, Starburst DotRed dot astigmatism turns your aiming dot into a smear or a starburst. Here are six fixes ranked cheapest first, plus the 20-minute range test that fi...Read the article
Reflex Sight vs. Red Dot: What’s the Difference?Reflex sight vs. red dot — why they are essentially the same optic, plus how open and enclosed designs differ and where holographic fits.Read the article
Holographic Sight vs. Red Dot: Which Is Better in 2026?The real differences between a holographic sight and a red dot — technology, reticles, battery life, durability, and price — and how to choose.Read the article
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Where to Begin
Technique & SkillsHow to Zero a Pistol Red Dot Sight, Step by Step
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Work it out yourself
Ballistic CalculatorWhat does my load do at distance? A full point-mass trajectory from your zero, sight height and conditions: drop, wind, energy and MOA to MRAD.Open the tool →
Holosun Comparison ChartWhich Holosun fits my gun, and what does it cost? Every current model with window, reticle, battery, mounting footprint and live pricing.Open the tool →
Red Dot Footprint ChartWill this red dot bolt to my pistol? Every current mounting pattern against the pistols that cut it, including the pairs that look identical and are not.Open the tool →
Scope Ring Height CalculatorHow tall do my rings need to be? Ring height and sight height over bore from your objective diameter, worked both ways ring makers measure it.Open the tool →
.308 Winchester Ballistics ChartHow do the common .308 loads compare? Four factory loads solved to 600 yards, two match and two hunting, drop and wind side by side.Open the tool →
6.5 Creedmoor Ballistics ChartWhat does the high ballistic coefficient actually buy? Three factory loads to 600 yards, with the wind column that shows where the advantage really is.Open the tool →
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More from the Brand Avalanche Network
- Popular Ammo — Caliber charts, load data & real prices
- Popular Suppressors — Suppressor reviews & NFA buyer guides
- Freedom’s Lodge — Second Amendment news & gun rights
- Popular EDC — Everyday carry knives, lights & gear
- Popular Outdoorsman — Hunting, fishing & wild-game gear
- Current Homesteading — Food preservation, canning & self-reliance
- Popular BBQ — Smoking, grilling & live-fire cooking
Featured reference
Firearms reference desk
Plain-English references worth bookmarking — the gear terms behind every review, plus NFA and carry law.
Gun & gear glossary
| Term | Category |
|---|---|
| Striker-fired | Action |
| MOA | Optics |
| Twist rate | Ballistics |
30 gun, ammo and optics terms explained in plain English.
Open the glossary → Network2A & gun-law glossary
| 2026 at a glance | |
|---|---|
| NFA tax stamp | $0 |
| Permitless carry | 29 states |
| Suppressors legal | 42 states |
50+ NFA, carry and gun-law terms, from Freedom's Lodge.
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