Universal Compatibility：The inflator nozzle of this pump is designed with a universal structure, which can be seamlessly connected to various types of inflatable products. Whether it's a bicycle tire, a basketball, or an inflatable mattress, it fits perfectly, eliminating the hassle of searching for the right adapter. This valve pump adapter replacement pump head comes with a versatile dual valve design so you can easily inflate Presta or Schrader tubes. Quick - Connect and Disconnect：Featuring a user - friendly quick - connect mechanism, the nozzle allows for rapid attachment and detachment. This not only saves time during the inflation process but also makes it convenient to switch between different inflatable items. You can quickly connect the nozzle to start inflating and disconnect it effortlessly when done. Due to the light and screen difference, the item's color may be slightly different from the pictures. Tight Seal Assurance：Engineered with precision, the nozzle creates an air - tight seal when attached to the inflation port. This ensures that no air leakage occurs during inflation, maximizing the efficiency of the pump and reducing the time required to reach the desired pressure. You can be confident that every stroke of the pump will contribute to effectively filling the item Easy and convenient to use.This valve pump adapter replacement pump head comes with a versatile dual valve design so you can easily inflate Presta or Schrader tubes.Please allow 1-5mm error due to manual measurement.Due to the light and screen difference, the item's color may be slightly different from the pictures. Note: Due to the light and screen setting difference, the item's color may be slightly different from the pictures. Please allow slight dimension difference due to different manual measurement.