The EZ doesn't use the same sight dovetail as the regular Shield ?
If it does, the Tru-Glo TFOs are a good deal, $76 for the set on Amazon.
Fiber optic for the day, Tritium for the night. When it's dark out, the front lamp is brighter than the back two lamps, the way it's supposed to be if you are to concentrate on the front sight.
