With 19/20 top outer joint and 24/40 lower inner joint
Heavy-wall designed
Made of borosilicate glass 3.3
100% 45 DAY MONEY BACK GUARANTEE
وصف
Reducing adapter ,with smaller outer joint at top and larger inner joint at bottom,is used to connect dissimilar standard taper ground glass joints. The Laboy glass reducing adapter is heavy-wall designed , made by hand-blowing according to ASTM E438 ,made of high-quality borosilicate glass and annealed at 800 degree Celsius