Borosil® Solid Penny Head Glass Stopper Interchangeable Ground Joint 14/23, CS/20 Specifications Material: 3.3 Borosilicate Color: Clear Class/Quality Grade: Class A/Type I Dimensions: 136mm(5.35") X 72mm(2.83") X 120mm(4.72") Joint size: 12/21...
Borosil® Solid Penny Head Glass Stopper Interchangeable Ground Joint 14/23, CS/20 Specifications Material: 3.3 Borosilicate Color: Clear Class/Quality Grade: Class A/Type I Dimensions: 136mm(5.35") X 72mm(2.83") X 120mm(4.72") Joint size: 12/21...