Check the listing for details. Fox 40- 28mm/32mm Tool by WCM : Wrench fits FOX 40--- top/air cap -- fork-Socket. Color: Silver, Condition: New. Listed at 17.49 USD. This wrench is made in the USA by WCM! This auction is for a 8.5 inch long 6061 aluminum CNC machined 28/32mm double ended wrench. The wrench has a brushed finish and a chamfered outside corner on the handle .One end of the wrench is a 28mm and the other is 32mm. It has no chamfer on the 6 sided hex ends which make it ideal for the very short air caps and top caps that forks have. It also has a tighter clearance then an equivalent size socket to give you better holding power. This fits FOX 40 fork top cap and air caps. This is the wrench you need for any fork with a 28mm or 32mm top cap or air cap. I also sell a 24/26mm wrench that will fit 32mm fox forks and Rockshox,Manitou 32mm and 34mm forks, also a 30/32mm wrench and a 26/32 for fox 36. Just check out my ebay store.