O-Ring Rubber - O-Ring Gasket Kit - 12 mm-30 mm - Universal Repair for Watchmaking 0.7mm

• High quality rubber material, wear resistant and corrosion resistant,
• This is a round rubber seal that keeps your watch water-resistant
• Great replacement for many popular watches and non-branded watches
• This is great for most watches, especially if you are replacing the watch battery.
• The seals will expand a few millimetres and will also work on watches with shapes other than round

Specifications: Material: Rubber Colour: black 50 pcs for each size: 12mm, 13mm, 14mm, 15mm, 16mm, 17mm, 18mm, 19mm, 20mm, 21mm, 22mm, 23mm, 24mm, 25mm, 26mm, 27mm, 28mm, 29mm, 30mm Package weight: approx. 34g ~ 42g Contents: 1 x Pack of rubber O-Rings