Originally Posted by Danke
If all you want is a continuous upper rail then get a VLTOR MUR-1 Upper and a Daniel Defence MK18 RIS II. I've seen a real nice build with those two items.
Are you sure the MK18 only had the continuous rail when used with a VLTOR upper?
Hmm, I have a DD MK18 ris II on a KA Stag-arms body, and the gap is very
small. I think it might be due to the MK18 being a China clone though.