RockShox Reverb Dropper Seatpost 600 hour/ 3 year Service Kit Description: If your well-loved Rockshox Reverb dropper seatpost is starting to experience excessive play and a decline in performance, then the Reverb Dropper Seatpost 600 hour/ 3 year Service Kit will provide the parts necessary to rebuild your seatpost and get your seatpost back to optimal performance. Features: Includes complete seatpost collar, inner sealhead assembly, IFP, inner shaft foam ring, O-Rings and set screw Specifications: Compatibility: 2020-2022 Reverb Stealth C1