The Vario™ Infinite Dropper is a dream come true. Now your favorite dropper post extends its offerings to 4 travel options. The Vario™ is easy to service, completely rebuildable, and designed to offer ultra-smooth, dependable function. The tool-free travel adjustment allows you to fine-tune the amount of drop without removing the post from the frame. The Vario™ Dropper alloy air spring cartridge comes with a lifetime warranty so no matter how much you ride, or how harsh the conditions, you can count on Vario™ Infinite Dropper to perform like new for years to come. AL-7050-T7 forged and CNC machined aluminum alloy construction Forged aluminum body and cartridge bearing pivot lever Tool-free travel adjustment Low friction, durable, and easily replaceable composite bushings and brass keys Available in 90-120mm, 120-150mm, 150-180mm & 180-210mm travel options. Two-tone satin/gloss anodized with laser-etched insertion calibration and torque specs Lifetime warranty on e*thirteen’s alloy cartridge for years of worry-free function and dependability