The Topeak Smarthead Upgrade Kit Threadlock is an incredibly compact CNC aluminum part which threads directly to Presta or Schrader Valve with no need to change internal parts or use extra adapters. Fits most rubber pump hoses. For Topeak JoeBlow Ace, JoeBlow Mountian, JoeBlow Sport II, JoeBlow Max II and JoeBlow Max HP. For a great solution to a common valve exchanging problem, add a Topeak Smarthead Upgrade Kit Threadlock to your shopping list.
Upgrade Kit Threadlock
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The Topeak Smarthead Upgrade Kit Threadlock is an incredibly compact CNC aluminum part which threads directly to Presta or Schrader Valve with no need to change internal parts or use extra adapters. Fits most rubber pump hoses. For Topeak JoeBlow Ace, JoeBlow Mountian, JoeBlow Sport II, JoeBlow Max II and JoeBlow Max HP. For a great solution to a common valve exchanging problem, add a Topeak Smarthead Upgrade Kit Threadlock to your shopping list.