Silicone Tubing 5/32" ID, 15/64" OD 4Pcs 13.12 Ft for Pump Transfer, Pink 1" X 1-7/32" X 3.3' These are the door contact

These are the door contact sensors that are in use with any and all commercial or residential card access systems as well as all security burglar alarm system

Cable Length: 390mm / 15

linear motion

Spacer Length: 5mm(10pcs) 8mm(10pcs) 10mm(10pcs) 12mm(10pcs) 15mm(10pcs) 18mm(10pcs) 20mm(10pcs) 25mm(10pcs)

With thicken protective insulation sleeve

Silicone Tubing 5/32" ID, 15/64" OD 4Pcs 13.12 Ft for Pump Transfer, Pink 1" X 1-7/32" X 3.3' These are the door contactDescription: Material: The silicone hose tubing is made of silicone material, with good flexibility, no deformation, and high tear strength. Performance: Odorless, high temperature resistance, long life. Long term use will not harden, not change color, not yellow; For better connection to aquarium accessories, soak both ends in warm water for 30 seconds. Purpose: The silicone tube is for a variety of pump and transfer applications including