ETA balance staff 2390 Supershock 2391 2408 2409 2450 2451 2452 2453 2454 2460 2472 2474

1 ETA balance staff / 1 axe de balancier ETA

Ronda code 4801

Supershockresist  (not for incabloc , not for regular movement)

Neuf de stock / New old stock

Same balance staff for all following calibers :

 2390 2391 2408 2409 2450 2451 2452 2453 2454 2460 2472 2474

- height 281

- hairspring collet 60

Le prix est pour 1 axe / The price is for 1 staff
Livraison sous film neutre / Shipping in neutral zip bag (the last one will be shipped with the Ronda packet)