12 PCS #426mm x 19mm x 28mm Solid Rubber Stoppers Black Lab Plug Supplies
#4 26/19mm x 28mm. High-quality Material: Permium rubber,Ideal for laboratory, household, and industrial application. Other sizes from #000 to #10 also available from on. We respond promptly within 24-48 hours.
12 PCS Solid Rubber Stoppers Size #4 Black Lab Plug 26x19x28mm 1.02×0.74 Inch
High-quality Material: Permium rubber,Ideal for laboratory, household, and industrial application.