Any dropper post with a 25mm or 26mm stanchion diameter - when in doubt, measure your stanchion.,Note that discrete position droppers will likely lose the lowest position because the valais 25 reduces the dropper travel by 25mm,Valais 25.25 (posts that have a confirmed 25mm diameter)Easton haven,Giant contact (internal routing),Raceface turbine,Rockshox reverb stealth,Specialized command post,9point8 fall line,Other 24.75-25.25mm (cable routing dependent),.,· valais 25.26 (posts that have a confirmed 26mm diameter)Thomson covert,Fox transfer,Other 26-26.5mm (cable routing dependent),.,Valais limits the dropper travel by at least 25mm. There are 2 models as noted in the compatibility section, one for the 25mm diameter stanchions and one for the 26mm stanchions.,At full compression, the valais\' deep skirt contacts the seal collar first and will not contact the seal lip (protecting delicate seals from damage).Installation:,Remove the screw and slide valais over the seatpost stanchion,Put the valais at the highest position, install the screw and tighten to 2-3 nm,Install your saddle bag with it as full as it will be on the trail.,Let all the air out of your frame shock, drop the post, and compress the bike suspension all the way.,Assure there is adequate tyre to saddlebag clearance. If there is not tyre clearance, raise the dropper, and lower the valais until there is adequate tyre to saddlebag clearance.,Re-inflate your shock and be sure that the valais is torqued to 2-3 nm.