standard ground stoppers
Hollow stoppers, hexagonal plate, pointed bottom, borosilicate glass 3.3
Hollow stoppers, hexagonal plate, pointed bottom, borosilicate glass 3.3
Hollow stoppers, hexagonal plate, pointed bottom, borosilicate glass 3.3
Hollow stoppers, hexagonal plate, pointed bottom, borosilicate glass 3.3
LLG-Hexagonal hollow stoppers, borosilicate glass 3.3, pointed
LLG-Hexagonal hollow stoppers, borosilicate glass 3.3, pointed
LLG-Hexagonal hollow stoppers, borosilicate glass 3.3, pointed
LLG-Hexagonal hollow stoppers, borosilicate glass 3.3, pointed
LLG-Hexagonal hollow stoppers, borosilicate glass 3.3, pointed
LLG-Hexagonal hollow stoppers, borosilicate glass 3.3, pointed
LLG-Hexagonal hollow stoppers, borosilicate glass 3.3, pointed
LLG-Hexagonal hollow stoppers, borosilicate glass 3.3, pointed
LLG-Hexagonal hollow stoppers, borosilicate glass 3.3, pointed
LLG-Hexagonal hollow stoppers, borosilicate glass 3.3, pointed
LLG-Hexagonal hollow stoppers, borosilicate glass 3.3, pointed
LLG-Hexagonal hollow stoppers, borosilicate glass 3.3, pointed