SMARTHEAD™ THREADLOCK UPGRADE KIT｜ Fits Most Rubber Pump Hoses

Fits most rubber pump hoses
This incredibly compact CNC aluminum piece 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.