With the low, low profile RIS mount that it comes with you can use it...but it's low.
There are riser mounts for it...similar to the riser for the Micro T1
Take a peek at military morons...I think the guy there had several Docter sight setups on a couple of rifles.
Too small for me...the Micro T1 is about as compact as I'd go.
Here...
http://www.militarymorons.com/weapons/ar.optics.html Right click on the link and select Open With...then select Spoon