DescriptionBike track pump dual head adapter valve. A replacement head designed to fit any track pump with a head. This replacement pump head comes with a versatile dual design, so you can inflate tubes with ease. Fit new head to your hose by unscrewing and sliding on. Alternatively cut end off hose and fit with a clip. Dual pump head has both American and Britain type valves for all kinds of bikes.Features- Color: Black. - Material: Plastic. - Size: 7 x 6 x 1.5cm/ 2.76 x 2.36 x 0.59 inch. - Bike pump accessories gas nozzle adapter converter. - Made of material, very durable and practical. - As pump parts for inflating bikes, balls etc. - Lightweight, easy and convenient to use. - The adapter is light weight, easy to carry. - Portable and durable,with thumb lock, easy to handle. - Dual pump head has both American and Britain type valves for all kinds of bikes. - Can be easily connected with the tire inflator to pump your bike, motorbike, car, etc.