Specification:
Material: copper+rubber

Color: Black,Orange

Size:Lenght:7. 8cm, diameter: 3.4cm , error 1cm
Application: paddle board, canoe, rubber boat, assault boat, inflatable pool, floating row, inflatable bed, etc.
Need to assemble: use with car air pump, conventional bicycle air pump
Note:
1. Due to the different monitor and light effect, the actual color of the item might be slightly different from the color showed on the pictures. Thank you!
2. Please allow 1-3cm measuring deviation due to manual measurement.