Rodenstock Sironar N 150mm f/5.6 MC Lens in Sinar 4x5 Aperture Stop DBM Mount

  
You can also use use it with a Sinar shutter, or re-mount it in a Copal 1 shutter. In Sinar 4x5 Aperture Stop DBM Mount. Front lens cap, Rear lens cap. Excellent, just minor chipping on edge of front ring.