Owner's library
Guides for responsible owners
Plain-English, practical guides on tracking ammo, logging range sessions, handling transfers and managing a collection, and how Rangium takes the bookkeeping off your hands.
Ammunition
- How to Track Your Ammunition InventoryWhat to record, a repeatable method, and how to keep round counts accurate after every range trip.
- How to Store Ammunition ProperlyIdeal conditions, containers, and how long ammo really lasts — plus rotating and labeling your stock.
- How Much Ammo Should You Keep on Hand?A practical framework by use case and your real burn rate — not a magic number.
- Is Reloading Worth It? The Real CostEquipment vs. per-round savings, which calibers pay off, and where the break-even is.
At the range
- Keeping a Range Log: Round Counts, Cost & MaintenanceWhy logging sessions pays off — spend per round, malfunctions, and round-count-based cleaning.
- How Often Should You Clean Your Gun?A round-count-based cleaning schedule for range guns, carry guns, and corrosive ammo.
- How to Clean a Gun: A Step-by-Step GuideSafe, from unloading to reassembly — bore, action, lubrication, and a function check.
- How to Sight In a Rifle (Zero at 100 Yards)Get on paper, read your group, and dial the turrets to a confirmed zero.
Owning, valuing and selling
- Private Firearm Sales & FFL TransfersHow private sales and interstate transfers actually work, and how to do them safely and legally.
- Gun Collection ManagementCataloging serials and value, documentation for insurance and estate planning, and privacy.
- What's My Gun Worth? Valuing a Used FirearmCondition grading, finding real sold comps, and what raises or lowers resale value.
- How to Choose a Gun Safe: A Buyer's GuideCapacity, fire ratings, security and lock types, and where to place and bolt it.