OneUp Dropper Posts The lightest, longest, smoothest and most reliable dropper post that will fit your bike. The V3 is the lightest infinitely-adjustable dropper post on the market, it has the shortest total length and stack height of any dropper post, 20mm of adjustable travel, an extended 350-hour service interval, and new ultra-low friction IGUS® bushings and SKF® seals. Plus, save an additional 10g with our Titanium Bolt Upgrade Kit. Save on the V3 Dropper when you bundle a Dropper, remote, bar clamp, and thumb cushion. Product Specs Drop: 90mm / 120mm / 150mm, 180mm / 210mm / 240mm Adjustable Travel: Dropper post travel can be reduced by 10mm or 20mm. Compressed Stack Height: 30mm (25mm for 34.9) Diameters: 30.9 / 31.6 / 34.9 / 27.2mm (90mm & 120mm) Weight: 27.2 - 90mm 304g / 120mm 340g 30.9 - 90mm 325g / 120mm 370g / 150mm 415g / 180mm 460g / 210mm 515g / 240mm 585g 31.6 - 90mm 337g / 120mm 390g / 150mm 433g / 180mm 480g / 210mm 538g / 240mm 610g 34.9 - 90mm 408g / 120mm 472g / 150mm 535g / 180mm 600g / 210mm 675g / 240mm 765g What's In the Box 1x Dropper Post - V3 1x Cable barrel end 1x Packet of light suspension grease 2x Sets of 10mm travel reducing shims Things you should Know 2-year warranty. Save an additional 10g with our Titanium Bolt Upgrade Kit. Longer service intervals: 120 hours for a clean and grease & 350 hours for full rebuild. 75% reduction in breakaway force and smoother actuation, compared to V2. Post can be fully disassembled and serviced at home using only a OneUp EDC multitool in less than 10 minutes (14mm wrench, 5mm Hex, 2mm Hex). OneUp Sealed Cartridge: No need to adjust or top up airpressure. Total length is up to 10mm shorter and compressed stack height is 3mm shorter than V2. Increased bushing overlap, igus® bushings, low friction SKF® Seal. New OneUp cartridge is 100% recyclable.