stonylab Red Vacuum Rubber Tubing, 45/64 inch OD 5/16 inch ID Vacuum Tubing Natural Rubber Tube for Vacuum, 5/16 x 15/32 inch Fit on stonylab Glassware Labware, 3.3 Feet

Outside Diameter: approx.

5/16 inch; Inside Diameter: approx.

5/16 inch; Wall Thick: 13/64 inch Length: 3.3 feet Made with high quality natural rubber; please note: not food grade Fit on StonyLab Buchner filtering funnel and filtering flasks