Originally Posted By Blacksnake:
There is no difference at all between the height of a Colt detachable carry handle and a Bushmaster or one of the other ones. There is no such thing as military/commercial carry handles, they are all the same if they come from one of the normally used forges.
There is a difference in the front sight base - Colt, Noveske, Sabre, others use the "F" marked FSB and Bushmaster (and many others) do not.
My bushmaster has 1.98 hight fsb just no f on it.