SKF Seal Kit Ohlins/X-Fusion 34mm The seal kits consist of two oil seal-dirt scrapers, crush washers and pre-impregnated foam rings Compared to OEM seals, SKF seals provide reduced friction, longer life and reduced air suction into the forks lower leg assembly The same self-lubricating compound as on SKFs motorcycle fork seals Compound is compatible with a wide range of fork oils and is engineered to withstand cracking from UV light SKF's seal kits are constructed of a low friction material that reduces the breakaway force in your shock and allows it to be more reactive. These 34mm seals fit the most common trail and al