Coronado SM40/BF15 hydrogen alpha filter set for sale. Includes 40mm Solarmax front filter, T-max tuner, BF-15 blocking filter/diagonal, caps, original packaging and instructions. The BF15 will allow full solar disc viewing with telescopes up to 1500mm focal length. Slight wear marks visible on threads and a slight setscrew mark on BF15, otherwise like new. $1350 includes shipping in CONUS. (New cost is $1725 plus shipping)
I also have two adapter plates available at additional cost (one is for TV101/102, the other for a C5 or similar sized scope (off-axis).