vintage Gruen 510 ss & 512 watch movement one part

Comes for old inventory among my part ...
total length: 16 mm - diameter on the thread section 0.9 mm tap 10
light spots of rust ...

Good Luck

  part z7406

POSTAGE FEES & HANDLING - USA
Postage fees will be paid by buyer

SATISFACTION GUARANTEE
Return Privilege:
14 business days upon reception