0525 Watch Mainspring 1.30 x 0.10 x 280 (11") (Calibers in description) hermle movements 241 easily recognizable as parts are

easily recognizable as parts are view-able through the glass lids

Fits Omega® case numbers: 3961020

This tool allows the bushing of plates from 50 mm to 220 mm with pillar heights of 70 mm

The pendulum length measures 31 cm

Fits Omega® case numbers 2404

0525 Watch Mainspring 1.30 x 0.10 x 280 (11") (Calibers in description) hermle movements 241 easily recognizable as parts areDimensions: 1. 30 x 0. 10 x 280 (11") End Type: Tongue End Material: Swiss Made unbreakable Calibers: Altus 8 Benrus S Cyma 364 Eterna 600 SC, 600 E, 600 H, 600 I, 601, 602, 603, 693 Felsa 371, 640, 650, 657, 663 Freco 219 Gruen 173, 486, 489 Marc Favre 264, 485 MST 327 Record 160, 161, 165, 170, 170 SC Universal 332 Venus 125, 126, 132 Westfield 7M