RockShox Reverb Inner Sealhead | Seals The Upper Tube from Inner Shaft

Seals the upper tube from the inner shaft as it cycles
A2 posts have a black return speed adjuster on the remote and no laser etched logos on stanchion by the saddle cradle
Fits A1-A2 generation externally routed Reverb seatposts
For "A1" designated posts, 2010-2012
For "A2" designated posts, 2013-2016
0.08818400474429947 pounds