Joined: Aug 2004
Posts: 2,785
Likes: 63
From: Prague, Czech Republic
Bikes: Time ADH01, Merlin Extra Light, Orbea Orca, Ritchey Outback,Tomac Revolver Mountain Bike, Cannondale Crit 3.0 now used for time trials.
Try using some Tufo sealant in those tubes, or Finish Line. If your holes small, less than 2mm, this stuff will plug the holes. Put the liquid sealant in when you install the tube. It is liquid rubber and hardens when in contact with air.