These #5 rubber stoppers are 23-27 mm diameter with one 5 mm diameter hole. No. 5 rubber stoppers fit Pyrex 125 ml Erlenmeyer flasks.
All stopper sizes are available in this easy to use guide, to ensure that you find the right fit.
MORE INFORMATION BOX
My Science Perks is FREE! Just place your order while logged in to your Home Science Tools account and you'll automatically earn up to 6% back when your order ships!Learn More