RockShox Reverb Inner Sealhead (B1) - 11.6818.033.001
RockShox Reverb Inner Sealhead (B1) - 11.6818.033.001, Internal components for servicing the Reverb and Reverb Stealth mechanism. Features: Seals the upper tube from the inner shaft as it cycles Fits B1 generation seatposts B1 posts have a black return speed adjuster on the remote and "ROCKSHOX" laser etched logos on stanchion by the saddle cradle