Cartridge bottle rubber stopper Cassette Bottle Butyl Rubber Stopper for 1.5ml/1.8ml/3ml/4ml Insulin vials

Size 1: Diameter 7mm Height 6mm;

Size 2: Diameter 10mm, Height 11mm;

Size 3: Diameter 9mm, Height 8.5mm

Material:The cartridge stopper made from butyl rubber, durable

Quantity per pack: 100pcs

For use with: Size 1 for 1.5ml and 1.8ml standard cartridge vials；Size 2 for 3ml standard cartridge vials；Size 3 for 4ml standard cartridge vials

Please select the rubber stopper compatible with your insulin vial