Silicone Tubing 4mm ID 6mm(1/4") OD 5m Aquarium Air Hose with Red Check Valves, Suction Cups, Connectors Lamp Guards the thickness is 3cm approximately

the thickness is 3cm approximately

1 x Touch Exit Button

This electromagnetic valve base is an accessory for solenoid valve

* To protect against rust and corrosion

Great replacement for the rusty or damaged DC geared speed reduce motor on the machine

Silicone Tubing 4mm ID 6mm(1/4") OD 5m Aquarium Air Hose with Red Check Valves, Suction Cups, Connectors Lamp Guards the thickness is 3cm approximatelySpecification : Inner Dia : 4mm 0. 16" Outer Dia : 6mm 0. 24" Length : 5m 16ft Widely Application for aquarium, air pump, fish tank, airflow control levers, etc. Great for use with aquarium ornaments and many filters. Package Content : 1pcs x Silicone Tube 1pcs x Check Valves 6pcs x Suction Cups 1pcs x Straight Connectors 1pcs x T Connectors 1pcs x Y Connectors 1pcs x L Connectors