Rocol-M23660-Gas-Tap-Lubricant-ROCOL-32020-p-This-Gas-Tap-Lubricant-from-Rocol-is-designed-for-the-effective-lubrication-and-sealing-of-gas-taps-and-taper-plug-cocks-p-ROCOL-32020-M23660-Gas-Tap-Lubricant-50g