Specification Brand : SagaSave BulletPoint1 : 【Reliable Material】The gray rubber stopper is made of high-quality butyl, which can be reused and will not be deformed. BulletPoint2 : 【High Quality】T-type rubber plug has excellent sealing performance and strong corrosion resistance. Another big advantage is that the high temperature does not disperse the thing. BulletPoint3 : 【Wide Application】Rubber bottle stoppers are very suitable for liquid culture, BRF jars, injection, supplemented substrate jars. BulletPoint4 : 【Product Size】Butyl stoppers are suitable for glass bottles with a diameter of 20mm/0.79" and an inner diameter of 12-13mm/0.47"-0.51". BulletPoint5 : 【Friendly Reminder】The size is measured by hand, please allow slight measurement errors. Due to different monitors and shooting angles, the color of the photo may be slightly different from the actual product. Color : Grey ItemName : SagaSave 100 Pieces Self Healing Injection Port Lyophilization Freeze-Dried Bromo Butyl Rubber Stopper Mushroom Mason Jar Lids Butyl Seal for Glass Bottle ItemPackageDimensions_Height : 6.5 centimeters ItemPackageDimensions_Length : 8 centimeters ItemPackageDimensions_Width : 150 centimeters ItemPackageQuantity : 1 ItemTypeKeyword : science-lab-rubber-stoppers Manufacturer : SagaSave Material : Butyl ModelNumber : CJYF1 NumberOfItems : 1 PartNumber : CJY+SP+240429F1 ProductDescription : Features: 【Reliable Material】The gray rubber stopper is made of high-quality butyl, which can be reused and will not be deformed. 【High Quality】T-type rubber plug has excellent sealing performance and strong corrosion resistance. Another big advantage is that the high temperature does not disperse the poison. 【Wide Application】Rubber bottle stoppers are very suitable for liquid culture, BRF jars, injection, supplemented substrate jars, grain Masters. 【Product Size】Butyl stoppers are suitable for glass bottles with a diameter of 20mm/0.79" and an inner diameter of 12-13mm/0.47"-0.51". 【Friendly Reminder】The size is measured by hand, please allow slight measurement errors. Due to different monitors and shooting angles, the color of the photo may be slightly different from the actual product.