![ISO Swiss Flat Case Back Gasket number 131, package of 2, ID 27.60 mm, OD 29.00 mm, thickness 0.50 mm](http://perrinwatchparts.com/cdn/shop/files/67-5105-131_e1518c97-a1a6-4de7-b9ea-609c8d87d39f_300x300.jpg?v=1710962141)
ISO Swiss Flat Case Back Gasket number 131, package of 2, ID 27.60 mm, OD 29.00 mm, thickness 0.50 mm
by Perrin
$3.00
SKU 67-5105-131
ISO Swiss flat case back gasket number 131 package of 2 gaskets, ID 27.60 mm OD 29.00 mm thickness 0.50