Flexible Compatible with all tires Assembly without rim holder With the extension, your tires always be filled properly. It does not matter which means of transport or tire model you use. For the assembly of the extension with few exceptions no rim holder is required. Save on unnecessary tire pumping problems by buying this extension. To assemble the extension, you only have to screw it on, then fix it and the pumping can be done. It does not matter if it's a small or a big tire. even very lowkey Material: brass Weight: . 30g Color: yellow Angle: about 90 degrees Overall length: . 37.5 mm 1.48 inches Height: about 12.5 mm 0.49 inches Quantity: 2 pieces Package Contents: 2 x valve extension Only the above package content, other products are not included. Note: Light and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is + 13cm.