【Size】: 4mm【Black】, 4mm【Blue】, 4mm【Clear】, 4mm【Gray】, 4mm【Yellow】, 4mm【Gray - cross】, 4mm【Yellow - cross】, 5.1mm【White】, 6.1mm【Yellow】, 8.1mm【Yellow】, 10mm【White】. 【Use】: Hose connection. 【Material】: Plastic.
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