ROCKSHOX REVELATION AIR SHAFTA Rock Shox Air Shaft is just what the fork doctor called for if you plan to do a littler internal surgery or adjust the travel on your Revelation fork. These shafts will work with 26", 27. 5" and 29" forks with Solo Air. It will not work with Dual Air systems This is the air shaft only. Other parts may be necessary to complete the service. Features Part number 11. 4018. 022. 002Compatible with Revelation and Reba Solo Air forks only Air shaft assembly only | Rockshox | Revelation/reba Air Shaft 130Mm Travel, 26"/27. 5"/29"