A ball pump needle is a metal device through which

air The atmosphere of Earth is the layer of gases, known collectively as air, retained by Earth's gravity that surrounds the planet and forms its planetary atmosphere. The atmosphere of Earth protects life on Earth by creating pressure allowing f ...

passes from a pump into an inflatable sports ball, such as the balls used in

soccer Association football, more commonly known as football or soccer, is a team sport played between two teams of 11 players who primarily use their feet to propel the ball around a rectangular field called a pitch. The objective of the game is ...

, volleyball, basketball,

rugby Rugby may refer to: Sport * Rugby football in many forms: ** Rugby league: 13 players per side *** Masters Rugby League *** Mod league *** Rugby league nines *** Rugby league sevens *** Touch (sport) *** Wheelchair rugby league ** Rugby union: 1 ...

, handball or water polo. Using a lubricant facilitates the insertion of the needle. A ball needle is related to a ball pump.

References

Soccerballworld retrieved dec.2017
Sports equipment Valves