Very little. The new grips replace the old ones, but they are one piece and add the finger grooves around the front of the magazine well.lunchbox wrote:how much did that add to the size of the griping areawaynev wrote:I bought a pair(?) of the Hogue finger grips for my P12. Wow, what a difference they made. The gun felt good before the grips, but great afterward. It was like going from flannel drawers to silk.
Here are the grips for your gun. http://www.hogueinc.com/getgrip/merchan ... =79&step=4