It looks interesting but with so much room for adjustment I wonder if it would hold up well.
here is a pic:
http://www.opticsplanet.net/picture-1-leatherwood-m14-m1a-all-steel-mount-w-windage-adj.html
here is a pic:
http://www.opticsplanet.net/picture-1-leatherwood-m14-m1a-all-steel-mount-w-windage-adj.html