Protect front fork: Bike Front Fork Dust Seal O Ring kit can effectively store oil, lubricate the front fork, avoid front fork wear and improve its service life. For Bicycle Fork: The fork seal kit is specially designed for bicycle front forks to prevent dust and oil leakage and play a lubricating effect. Material: Dust Seal O ring kit made of rubber materials, the dust seal and o ring are durable and practical to use, and have a long service life. The dust wiper kit includes dust seal, foam ring and o ring, which is fit for front fork inner tube with 32mm outer diameter. Excellent accessories for mountain bikes, the 32mm dust wiper kit has stable performance, strong practicability and high reliability. Material Rubber,Foam Applicatio.