FOX Transfer SL Factory Dropper Seatpost - 27.2 70 mm Internal Routing Kashima Coat UpperFOX Transfer SL Factory Dropper Seatpost 27. 2 70 mm Internal Routing Kashima Coat Upper. Meet the Transfer SL. At 128 grams (25%!) lighter than the regular Transfer post its the lightest mainstream dropper post on the market. Compatible lever options for flat bars drop bars and 1x and 2x drivetrains it (finally) brings the word shred into the super lightweight XC and Gravel conversation scene.Factory says it all. The best of the best technology from