1,Durable: The bicycle dust seal set is made of premium rubber, steel and engineering plastic materials, which is very durable and has strong practicability. 2,Function: The bike front fork dust seal is specially designed for the front fork of the bicycle to avoid dust and oil leakage and play a lubricating role. 3,Oil Storage: The bike front fork oil seal can effectively store oil and avoid the wear of the front fork, thus improving the service life of the whole front fork. 4,Stable Performance: The bike dust seal is an excellent accessory for mountain bikes, with stable performance and high reliability, which can bring you a better riding experience. 5,Easy to Use: This mountain bicycle dust seal is light in weight, which will not bring extra burden to the bicycle, and the dust seal is easy to install and use. Item Type: Bike front fork dust seal Material: Rubber, steel, engineering plastic Weight: Approx. 135g or 4.8oz Product Style: 1 set of 34mm or 1.3in front fork dust seal and one 4 in 1 dust seal tool Product Application: Tool Fitting Front Fork Inner Pipe Outer Diameter: 34mm or 1.3in 2 x Dust Seal 2 x Sponge Circle 1 x Stroke Circle 1 x Dust Sealing Tool Note: Due to the light and screen setting difference, the item's color may be slightly different from the pictures. Please allow slight dimension difference due to different manual measurement.