Montblanc Meisterstück No. 146, Complete Piston Unit. The black resin piston knob threads indicate this to be from 1975-1985. The rest of the parts that came from this pen indicate it to be from the mid-1980's. This part is in great condition. Minor scratches and scuffs can be seen on resin piston knob. Piston mechanism in great working condition.

**Please Note: This is not a complete pen. Piston Unit ONLY**