Internal components for servicing the Reverb and Reverb Stealth mechanism.Seals the upper tube from the inner shaft as it cycles. Fits A1-A2 generation Stealth seatposts. For "A1" designated posts, 2010-2012. A1 posts have a silver return speed adjuster on the remote and no laser etched logos on stanchion by the saddle cradle. For "A2" designated posts, 2013-2016. A2 posts have a black return speed adjuster on the remote and no laser etched logos on stanchion by the saddle cradle.
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