Originally Posted by jon_l
Noob question - I looked at the fork bleeders on Rocky Mtn and also Motion Pro sites. I get why one might release some air on a hot day, or for transport, but does this released air replenish itself? These valves release air, but where does the air come from in the first place?
It leaks in or out during operation. telescopic forks are a thing of beauty, but not 100% airtite. The goal is to keep the air in the forks at atmospheric pressure.
+1 on the motion pro ones, they are like jewels and very convenient to use.