![Replacement Pin for 66-9005 (10567286415)](http://perrinwatchparts.com/cdn/shop/products/66-9005-1-300_300x300.jpg?v=1595350632)
Replacement Pin for 66-9005 Replacement Pin for 66-9005 is supplied individually. This pin has a diameter of 0.80mm. The plunger that holds this pin has a fixation screw, loosen this screw, remove the old pin, insert the new pin, tighten the screw and you are ready to go.