Send the following on WhatsApp
Continue to Chat15 mm OD PTFE Dummy Cylinder Insert https://pineresearch.com/shop/products/electrodes/cylinder-inserts/ptfe-dummy-cylinder-insert-15mm/
15 mm OD PTFE Dummy Cylinder Insert https://pineresearch.com/shop/products/electrodes/cylinder-inserts/ptfe-dummy-cylinder-insert-15mm/