OVERVIEW A 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. FEATURES ActiveRide™ - 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 gravel Drop force is tunable based on rider weight AXS™ Technology allowing for customization to an individual rider’s liking via the AXS™ Mobile App AXS handlebar controls (drop or flat bar) and battery sold separately Shared battery with all other SRAM AXS enabled components System is completely water and dust proof to IP69K Saddle clamps compatible with 7x10, 7x9 Oval carbon and 7mm round rails Travel options include 75mm and 50mm Seatpost length includes 400mm and 350mm (50mm drop only) SPECIFICATIONS Post Diameter: 27.2mm Travel: 75mm Post Length: 400mm Remote: AXS Controller Sold Separately Connection Type: Wireless Hose Length: n/a Color (Telescoping Seatpost): Black Clamp Type: n/a Saddle Rail Compatibility: Round/Oval (7x9 & 7x10)