100% New.
Material: zinc alloy + rubber
Item No.896082
Size:  length: 37cm, diameter: 1.1cm
Conversion: 1inch=2.54cm,  1cm=0.393inches
Descriptions:
Deflation function
Convert your inflator from a twist-on connection to a press-on connection
Equipped with an easy snap-on connector
Simply twist bottom of adapter onto inflator hose; push adapter head onto valve; and press lever down to attach
Quickly connect to your tire for a speedy inflation
For optimum life, store adapter with lever in open position
External Thread: 0.305" x32TPI (7.7mm) , standard fine thread, suitable for most air compressor pumps
Warm Tips : 
Please be reminded that due lighting effects, monitor's brightness/contrast settings etc, there could be some slight differences in the colour tone of the website's photo and the actual item.
Item Measure by hand, it could be 1cm different,your kind understanding will be much appreciated.