DonnyFL Airgunner Field Notes

A plain explanation of the thread pitches used on airgun moderators and adapters, and the DonnyFL endcaps that let one moderator move between rifles.

A buyer guide to the full DonnyFL moderator lineup, organized by caliber and power, with the sizing and adapter rules that make the choice straightforward.

A complete fitment guide for DonnyFL adapters across the AirForce lineup, from the Escape and Condor to the Talon SS, TalonP and Texan big bores.

When your rifle does not have a dedicated adapter, these DonnyFL universal options, plus the new Air Venturi Alpha adapter, can still get a moderator on it.

How to choose between the DonnyFL Yokozuna S92, Ronin and Emperor for a .357 deer rifle, and which adapter fits the Texan, Bulldog, AEA Challenger, Ataman M2R and JKHan Noblesse.

A complete guide to DonnyFL adapters for Benjamin and Crosman airguns, from the Marauder and Discovery to the 2240 and the .357 Bulldog, with the moderators we recommend for each.

A model by model guide to DonnyFL adapters for Hatsan airguns, with honest notes on semi-auto magazine indexing and which moderators pair best.

A practical maintenance routine for DonnyFL airgun moderators, covering safe disassembly with the M159 wrench, cleaning, inspection for clipping, and the felt, O-ring and refresh kits that keep a moderator performing.

A fitment guide for the DonnyFL Emperor v3 on big bore airguns outside the AirForce family, covering the M18x1 adapters for Sam Yang, Evanix, Gamo, AEA, Slayer and Bushbuck rifles and when to add the extender.

How the DonnyFL Great Kami was built for the AEA Zeus, which thread and insert to choose for the .58 and .72, and why a barrel band matters on the .72.