Black phenolic open top screw caps

for cap size 15 mm, PTFE/red rubber

for cap size 15 mm, PTFE/silicone

clear, volume 8 mL, cap size 15 - 425, diam. × H 17 mm × 61 mm

white tan PTFE/silicone, diam. × thickness 13 mm × 0.060 in., for use with 7 mL vial, pkg of 100 ea

diam. × thickness 13 mm × 0.050 in., for use with 7 mL vials

blue PTFE/white silicone, diam. × thickness 13 mm × 0.060 in., for use with 7 mL vial