Rock Shox: OVERVIEWA dropper post made for gravel riding? That's right! Once you try it, you'll wonder why it took us this long! The new Reverb™ AXS® XPLR seat post delivers more control, more confidence, and more fun to the emerging breed of lycra-loving or baggy-wearing gravel, free spirits. We created an all-new design complete with new air internals and compliance features to enhance the gravel experience. Reverb AXS XPLR is enabled by SRAM AXS™ technology, a new level of interaction, personalization, and connectivity across all AXS enabled components.FEATURESActiveRide™ - Air only internals provide a fully rigid extended position with built-in compliance in the middle to ensure comfort and control over the roughest sections of gravelDrop force is tunable based on rider weightAXS™ Technology allowing for customization to an individual rider’s liking via the AXS™ Mobile AppAXS handlebar controls (drop or flat bar) and battery sold separatelyShared battery with all other SRAM AXS enabled componentsSystem is completely water and dust proof to IP69KSaddle clamps compatible with 7x10, 7x9 Oval carbon and 7mm round railsTravel options include 75mm and 50mmSeatpost length includes 400mm and 350mm (50mm drop only) SPECIFICATIONSPost Diameter: 27.2mmTravel: 75mmPost Length: 400mmRemote: AXS Controller Sold SeparatelyConnection Type: WirelessHose Length: n/aColor (Telescoping Seatpost): BlackClamp Type: n/aSaddle Rail Compatibility: Round/Oval (7x9 & 7x10)