Rock Shox' intention with Reverb AXS was inventive and pure. No hoses. No routing. No energy wasted. Not a single thing in the way of the experience. They've created a reliable wireless-electronic dropper post and controller that actuates with drastically less effort and zero distraction. Expanding what's possible on a bike, Reverb AXS is enabled by SRAM AXS technology, a new level of interaction, personalization, and connectivity across all AXS enabled components

• NEW Features Vent Valve Technology for super simple service if the need arises without any disassembly of the post
  
• NEW Lower friction IFP allows for faster actuation of the post and less force needed
  
• AXS Technology allowing for customization to an individual rider’s liking via the AXS Mobile App
  
• SRAM AXS compatible controller sold separately
  
• Shared battery with all other SRAM AXS enabled components
  
• System is completely waterproof to IPX7 rating
  
• Compatible with 7mm round rails and 7x9mm oval rails
  
• Post Diameter: choose; 30.9mm, 31.6mm, or 34.9mm
  
• Travel: choose; 100mm, 125mm, 150mm, or 170mm
  
• Post length: 340mm (100mm travel); 390mm (125mm travel); 440mm (150mm travel); 480mm (170mm travel)
  
• Remote: AXS Controller Sold Separately
  
• Connection Type: wireless
  
• Saddle Rail Compatibility: Round/Oval (7x9)
  
• E-Bike Approved: E-bike Approved w/E-MTB Decal
  
• Includes battery and charger
  
• Color: Black