Hi Dan and welcome. Unfortunately, no Sir. You can find a G 34 specific holster with the Fobus lookup tool here: fobusholster.com/collections/find-your-fit?manufacturer=Glock

Hi Dan, no sir, This product has the following fits:
Glock 19
Glock 19 (accommodates light or laser)
Glock 23 (except Gen 5)
Glock 23 (accommodates light or laser except Gen 5)
Glock 32
Glock 32 (accommodates light or laser)
Glock 45
Glock 45 (accommodates light or laser)
Smith & Wesson SD9 VE & SD40 VE
Taurus PT940
Walther P99
.
Select a holster for your Glock 34 here >>> fobusholster.com/collections/find-your-fit?manufacturer=Glock