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flat hairspring
the top edge of the knife (widest part) is safe (smooth)
This is a brass pulley with a diameter of 1 3/4" (45 mm) used in a Tall Case Clock
1 flat universal aluminium die
There is a date window at 4 suspended (reads on the angle)
Generic Pusher to fit Breitling® PR-B20 dup-review-publication flat hairspringGeneric Pusher to fit Breitling PR B20 yellow threaded pusher, cap diameter 4. 00 mm, cap height 3. 25 mm, thread diameter 2. 45 mm, total length 8. 35 mm *included in assortment SKU: 67 99139, generic (not original) * Perrin Supply Ltd is independent of and not affiliated with or sponsored by Breitling. Breitling warranty does not apply to parts supplied by Perrin Supply Ltd. Using generic crystals may devalue your watch.
