They are from CZ Customs. They make the guns super slim. One word of caution about the rubber coated factory grips. There are metal stays inside the grips and as the ribber wears those metal stays can gauge the frame.
-Fast is fine, but accurate is final. The trick is learning to take your time when you're in a hurry." -Wyatt Earp
-Its a tool box... I don't care you put the tools in for the job that's all... -Sam from Ronin
-It is the mark of an educated mind to be able to entertain a thought without accepting it. -Aristotle
-Without deviation from the norm, progress is not possible.-Frank Zappa