FORK SEAL KIT SKF MTB40F FOX 40mm 2005-25SKF MTB fork seals are made with the same high performance, self lubricating compound found in SKF`s motorcycle applications Integrated dust lip is designed to prevent dirt from entering the fork and contamination of interior components Oil seal keeps oil where it is supposed to be and patented SKF compound increases smoothness Special pre impregnated foam ring reduces friction (model dependent not included with all kits)