TNK fork inner forHarley Davidson FXDB Street Bob. All TNK quality in a motorcycle part. Type: Single inner fork. Treatment: Like the original. Diameter in mm: 49. Lenght in mm: 650. Inner fork OEM code: 46605-06. TNK is a guarantee of quality and excellence in its products. The TNK inner fork are born for anyone who needs a replacement for an accidental breakage or simply for those who want to improve the quality of their components by installing a custom-made high-bill spare part and/or worked with extreme precision low price also to avoid replacing the entire fork with costs that are certainly more expensive.