Are All Inflation Needles The Same Size?
Are All Inflation Needles The Same Size? Are all inflation needles the same size? A standard sized needle is generally 1 1/4 inches (about 3.2 cm) long and 5/16 of an inch (about 0.79 cm) in diameter. Standard sports balls only permit 1 1/4 inches of a needle to enter the ball, but a longer