705 fps, that would still be subsonic on top of Mt Cook. Friend in Twizel complained to me that most brands of subsonic .22LR still make a crack up in the high country, he found one that didn't. Now there are two.
These are made for the US market where suppressor ownership is relatively rare, so instead they've done their utmost to reduce the bare muzzle report. Also great if your suppressor is a poor performer, like my factory stock JW15's.
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