Bergeon 8923 Rotor Holder For Oscillating Weight For ETA Or VAL-91609

Rotor base for oscillating weights from Bergeon. Support lets you tighten or loosen the rotor locks on ETA or VAL calibers. All metal construction.

• For tightening or loosening rotor locks
• Support is 30mm x 14mm
• Works with oscillating weight press 8923
• VAL option is designed for watch movement calibres Valjoux 7750-7770 and Valgrange A07111 – A07161 – A07271
• ETA option is designed for watch movement calibres ETA 2891 – 2892 – 2893 – 2894 – 2895 – 2896 – 2897
• Swiss made