500pcs Universal Rubber O-Ring Watch Back Cover Seal Gaskets Black 31

Description:

Material: Plastic
Wire Diameter : 0.8mm
Inner Gasket Diameter : 31mm,32mm,33mm,34mm,35mm,36mm,37mm, ,39mm,40mm (Each Size 50 Pieces)
Rubber watch gasket set that is installed on the watch back case,can cover the gap between the watch band and movement
Play role in watch waterproof,suitable for watch repair and DIY watchmaker

Package Includes:

500 Pieces Watch Gasket Kit

Note:

Since the size above is measured by hand, the size of the actual item you received could be slightly different from the size above. Meanwhile, please be reminded that due to lighting effects, monitor's brightness / contrast settings etc, there could be some slight differences in the color of the pictures and the actual item