Hand-operated vacuum pumps Nalgene™, with vacuum gauge

With PVC casing. Vacuum of approx. 86 mbar can be achieved and maintained. With outlet valve with detachable cover and separate vacuum release lever. Tubing connection nozzle fits tubing with an internal diameter of 6.4 mm. Supplied with 60 cm length of clear plastic tubing. Can be disassembled for repair or replacement of internal parts.