1.50
1220-770 Previous product17/17Next product
Mainsprings for wristwatches and pocket watches
Boley mainsprings are synonymous with high quality and reliability in watch technology. They are made from a specially developed, highly resilient material and are suitable for both wristwatches and pocket watches.
Properties
• Antimagnetic
• Corrosion-resistant (non-oxidising)
• Self-lubricating
• Low fatigue and durable
• Particularly break-resistant
name1220-770
width1,55
Ø9,00
thickness0,104
length360
calibreRX 1220 (Generic)
item No.981007701220
