Ditto on both Chuck & Eric.
Also Greg Tannel Gre-Tan Rifles
http://www.gretanrifles.com/main.jsf

Someone that also does great work and I haven't mentioned lately is: Center Shot Rifles LLC
Ph: (715) 884-2128
info@centershotrifles.com

I can give you contact info for Eric and Chuck if you need it.
All of these guys have built XP's for me and all of them were top notch