Speedrite Claw-type Wood Post Insulator, 25/pkg Stockwater Valves It reads both HDX and

It reads both HDX and FDX‑B tags

and this book

USER MANUAL

Insulated Pigtail Top

if I could boil their strengths down to one word

Speedrite Claw-type Wood Post Insulator, 25/pkg Stockwater Valves It reads both HDX andThe Speedrite Claw Wood Post Insulator, is the most reliable insulator for wood or pipe posts we have used to date. For use in many applications, from in line posts with little to no strain, up steep hills, following contour or water ways with many directional changes, or even pulling around any degree of corner. Tips: On the corners, use 2 of these insulators and spaced slightly less than 90 degrees off center from one another to ensure good wire