Here's a Old Gould & Goodrich Thumb Break Pancake for a H&K USP Full Size that fits the SD9 Like it was made for it other than the slide lock/release lever.
I also have a few Hk USP Compact Holsters that I think will work for the SD9 too
Time to break out the Holster Box & see
More to Come
Gary/Hk

Attached Images

Gould & Goodrich USP Holster.jpg (127.4 KB, 4 views)

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MightShowYouHisSmith&Wesson