I find these non-checkered VZ R9 320s in Hyena Brown G10 to provide all the grip I need. As for any aesthetic considerations, that would be your personal choice.
(http://i2.photobucket.com/albums/y30/RichardS/RohrbaughGripScrewO-Rings.jpg)
https://vzgrips.com/gun-grips/rohrbaugh-r9/320s