- perfect for made …… - ……made of stainless steel
- a good replacement and best solution to Seiko Panda or Spring Helmet
- fit for these models : 6138-8020, 6138-8021, 6138-8030, 6138-8039, Spring Helmet 6139-7100, 6139-7109
- a pair of pusher button ----------------- within gaskets / o-ring and springs
- measure : about 4.0mm x 9.8mm
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