Hottptyer Watch back Sealing gasket Set Light Weight Easy to Carry supports repair using 3 bags of rubber O Ring in different sizes by repairers and amateurs

[WATCH BACK REPLACEMENT] Replace the O-ring on a watch back cover with a simple operation. This rubber watch back gasket helps restore the sealing function and supports routine maintenance for watch repairers and amateurs. [3 SIZE OPTIONS] 3 bags of O-ring gaskets provide different sizes for varied watch repair needs. Keep the set ready for back cover maintenance, and select the gasket that matches the watch during replacement. [RUBBER MATERIAL] Made from rubber material that is safe and eco-friendly, these gaskets play an important role in watch waterproofing when correctly fitted to the back cover during routine repair work. [PORTABLE STORAGE] Light weight and small in size, the gasket set is easy to store, carry, and transport. It fits conveniently into a repair kit, helping keep replacement accessories organized at home or in a workshop. [REPAIR USE] Designed as a professional watch repair accessory, the set suits watchmakers, repairers, and amateurs. It offers a practical way to handle O-ring replacement without taking up much storage space.