Jaeger LeCoultre® calibre # 916 oscillating weight screw Omega® 2500 D 20 mm is most commonly

20 mm is most commonly used for older clocks with wooden pulleys

Many of the older watches were designed with balance screws

used with Hermle (FHS) 241 and Hermle (FHS) 261 movements

Each spool contains 25 meters of cord

calibre # 496/8

Jaeger LeCoultre® calibre # 916 oscillating weight screw Omega® 2500 D 20 mm is most commonlyJaeger LeCoultre oscillating weight screw, part # 51143, calibre # 916 oscillating weight screw to fit Jaeger LeCoultre calibres: 916 *Perrin Supply Ltd is independent of and not affiliated with or sponsored by Jaeger LeCoultre. Jaeger LeCoultre warranty does not apply to parts supplied byPerrin Supply Ltd. Using generic parts may devalue your watch.