Latex Tubing, 1/4" ID (18"), Standard/High Flow, G Back Catalog number: 200904 Manufacturer: SENSIDYNE Availability: In the manufacturer's stock Price on request - + Recommended 910-1601-NO Gilian 12 Starter Kit, No Cord Price on request 910-1708-EU-R Gilibrator 3Low Flow Dry Cell Base Pack (No Case) Price on request 810-0902-01-R Data Logging Pump Only (No Dock) Price on request