Mont Blanc locking nut
  • Locking Nut
  • Mont Blanc locking nut
  • Mont Blanc locking nut

Locking Nut

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MB compatible Locking Nut for vintage 144 and 146 seals

In Stock

Used on an MB type piston to secure the cork seal in place.

Suitable for vintage pens including 144 , 146, 149 and all 13X and 14X  versions

This piston nut will also fit the 142,144 vintage pens, as well as the 132,134,136,138 and 139 vintage pens

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