I have several drop in carbine forends and 1 rifle forend for sale, along with a bushmaster A1 stripped upper for sale 1. Surefire M73 rail, camo painted with ladder rails 75.00 shipped. 2. Midwest industries carbine rail camo painted with 3 painted KAC panels 75.00 shipped. 3. YHM plain black carbine length rail, no panels 60.00 shipped. SPF! 4. KAC M5 RAS rifle length with panels like new, 100.00 shipped. 5. Troy industries drop in rail, like new with tango down panels, coyote brown, 100.00 shipped 6. bushmaster A1 upper receiver complete with FA and ejection port door. used with plenty of life left for your KISS carbine build, 80.00 shipped. SPF!