So, the 1006 is a little long so I thought I would make it a 1066. :)
The 1006 has a 5" barrel while the 1066 is 4.25". Other than that the pistols are identical, but it changes the balance quite a bit and is obviously more carryable.
Notice the shorter slide length in front of the dust cover.
1006 with 1066 slide assembly:
UPDATE: 10/08/2011 more pics moved from Flickr and are available in this post:
My new (to me) 1006