It is made of fine mesh to prevent loss of parts while in solution
020 is not interchangeable with the old plastic execution
90 mm x height 2
Dies are made of stainless steel and come in diameters 45mm/50mm/55mm
You can easily attach different designs to the small loop
Jaeger LeCoultre® calibre # 449 special regulator for flat hairspring Fits calibers: 449, 450, 451, 452, 463, 464, 468, 469, 470, 478, 479, 484, 488, 494 18mm Red Watch Bands It is made of fineJaeger LeCoultre special regulator for flat hairspring, part # 309, calibre # 449 special regulator for flat hairspring to fit Jaeger LeCoultre calibres: 449, 450, 451, 452, 463, 464, 468, 469, 470, 478, 479, 484, 488, 494 *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.