Clik Valve Hi-Flow Core Set For Presta Stems Description: This Clik Valve Hi-Flow Core Set For Presta Stems includes a set of Click high-flow valves, intended to adapt Presta valve stems with removable cores. Clik Valve cores are designed for high air flow, incredible durability, and resistance to dirt, sealant, and other contaminants. A nickel-plated finish elevates style and extends longevity. Features: Clik Valve Core Set for removable Presta Valve Cores Clik operation is simple, asking users to simply "Clik" pump heads on or off Compatible with Presta pump heads or Clik; for best experience, use a Clik-Connect Pump Head Clik valves deliver 1.5 times more airflow than Presta valves and no pressure loss on pump disconnect Includes a set of 2 Clik valve cores Specifications: Valve Compatibility: Presta Valve Color: Black