SOLD! Thanks M4carbine.net.
BNIB Two sets available. Folding, black in color w/ HK style front and standard rear configuration. $195 shipped to your door in CONUS.
See pic below.
Check or MO, discreet PP can be arranged. First two to email caddy1220@hotmail.com gets 'em. Item is posted in other forums.
One SPF, one still avail.
Thanks for looking.