Those rubber grips are pretty good. Bit of a swine to get on, but if you turn it inside out and roll it on its fairly easy to drag it to the desired position.

I got the itch to make my own grip for it out of a piece of Turkish walnut. Still a work in progress, but getting there;

http://i85.photobucket.com/albums/k6...516_191323.jpg
http://i85.photobucket.com/albums/k6...516_191345.jpg