1. Weight: about 123g
2. Size: about 21×2.5cm can be stretched to about 44.5 cm
3. Material: plastic alloy steel
4. Application: the United States mouth French mouth
5. Air pressure: 100psi
6. Features: beautiful and practical compact and portable the barrel is equipped with an air pressure gauge to measure tire pressure and the bicycle mounting bracket can be installed on the bicycle safe and durable
7. Accessories: fixing frame cylinder body 2 screws fixing strap