![Tissot 27B-27029B, Balance staff, non shock protection](http://urdelar.se/cdn/shop/products/0000_tissot_3_7978cb25-bce0-43eb-af47-0feda782bec0_{width}x.jpg?v=1674232980)
Tissot 27B-27029B, Balance staff, non shock protection
- NOS TISSOT original part, not in factory packaging.
- Fits cal: 27B, 27B.2 (without shock protection).
Versions:
- 27B: sub second. (1950 - 1961).
- 27B.1: sub second, incabloc. (1950 - 1961).
- 27B.2: sweep second. (1950 - 1961).
- 27B.21: sweep second, incabloc. (1950 - 1961).
- 27B.61: sweep second, date hand, incabloc. (1950 - 1961).
- 27B.621: sweep second, date, incabloc. (1950 - 1961).
- 27B.9: no second, incabloc. (1950 - 1961).