38 Inch Straight Rubber Air Hose, 150 psi working pressure. 12 x 1.00mm screw on coupling with EZ Twist on air chuck.This air hose is rated to 300 psi. and connects to any 12 mm screw on the tread. The EZ Twist on air chuck connects to the Schrader tire valve found on almost all tires world wide. This hose is a perfect fit for delivering air to any tire or inflatable. The no-stop design inflator end provides a continual flow of air.