1. Material: aluminum alloy rubber
2. Weight: about 210 grams
3. Size: length 255 mm, stretchable to 385 mm
4. Air pressure micro release button, press once to release 2-3PSI, easily adjust the air pressure value you want
5. The inflatable connecting pipe and the gas nozzle can be rotated at will, and can be operated at multiple angles
6. 300PSI high pressure, large gauge head needle display, meet the requirements of riding
7. Standard US mouth interface
Specification:
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