The
Uberti Walker kit from Dixie Gun Works has great reviews.
Make sure it's the Uberti kit and not the Dixie kit since they're from different makers.
http://www.dixiegunworks.com/product...oducts_id=2033
Bonesaw completed one and liked it enough to nickel it.
http://thefiringline.com/forums/showthread.php?t=237524