New Rubber Stopper Bungs Laboratory Solid Push-In Sealing Plug 9# 37*45mm

Material: Rubber Color: Beige Size: 9# 37*45mm Can be used for test tube flask stopper or other bottles Package included: 1x rubber test tube plug Note: Light and different displays may the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.