Steyr Mechanical Grips have total adjustment in all directions and come in a large variety of sizes to fit most hands.
LP50/EVO10
You can find an aid to the appropriate handle size here.
item 400506040LM
Size: Medium
Shooter: Left Handed
Technical data
Grip size: M
Width of palm: 80/90 mm
Length of middle finger 85/90 mm
Length of palm: 90/95 mm