I can not compliment you more than enough about this gun. I have saved a picture of it on my desktop so I am able to "clone" it someday. only one details stage, I picked up a couple of salty made use of P&S M4 RAS's from Thoroughbred for $150 https://kacrasrail52840.blogunok.com/29765349/5-easy-facts-about-kac-rail-described