![ISO Swiss Flat Case Back Gasket number 116, package of 2, ID 21.90 mm, OD 23.50 mm, thickness 0.50 mm](http://perrinwatchparts.com/cdn/shop/files/67-5105-116_c083f2ec-5877-448f-9b12-5a6ac8c64430_300x300.jpg?v=1710961974)
ISO Swiss Flat Case Back Gasket number 116, package of 2, ID 21.90 mm, OD 23.50 mm, thickness 0.50 mm
by Perrin
$2.31
SKU 67-5105-116
ISO Swiss flat case back gasket number 116, package of 2 gaskets, ID 21.90 mm OD 23.50 mm thickness 0.50