Omega 484-1204, Barrel arbor

• OMEGA original part from a NOS movement.
  

• Fits cal: 484, 485

Versions:

• 480: screw balance, Kif-Duofix.
• 481: screw balance, Kif-Duofix.
• 482: flat balance ring, Kif-Duofix.
• 483: flat balance ring.
• 484: flat balance ring, new main spring.
• 485: flat balance ring, adjustable stud carrier, 21600.