Bushmaster ACR Enhanced in 5.56x45 with 2 point sling forward grip and 3 pmags one has window, for $2400. I also have a Trijicon ACOG TA31H (horseshoe reticle) with Trijicon RMR mounted on top of it, for $1500. both in excellent condition with original packaging and paperwork, seems to be some trouble uploading the image of the ACOG, please pm me if you are interested.