new and high quality Made of high quality materials, and practical Function: Under the dust seal, it provides long-term oil lubrication for the front fork tube and dust seal, and the bearing movement, and absorb dust or stains brought in by the dust seal The sponge ring belongs to the front fork wear parts While providing oil for the front fork, it will also absorb the dust and dirt brought in by the dust seal, that the bearing is clean and oily, and protect the front fork life, so it needs to replace a sponge ring every time when maintaining the front fork Suitable for 28mm front fork Colour:white Material:sponge Package Contents: 1 pair x Fork Foam Ring Sponge Only the above package content, other products are not included. Note: Light and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.