Reliable Quality:100%Made of Quartz,High Heat Resistance | Art Collection Classic shape.90 Degree.OD 25mm Bucket.14mm Male | Good light transmission. The visible light transmittance is above 92%.High quality products for reasonable prices | Reliable Quality:100%Made of quartz crystal,High Heat Resistance,Quartz glass can be used at 1100 ° C for a long time | Please feel free to contact our customer support team when you have any question
18mm to 14mm Glass Adapter | Glass Connecting Adapter--High quality high borosilicate glass, hand-made | Multifunction great accessory for your lab or life | Please do not hesitate to choose us, we provide full warranty | Please feel free to contact our customer support team when you have any question,and you will receive a satisfactory reply