![13mm Flip Off Vial Seals, Dark Gray, Bag of 1000](https://ivpacks.com/309-large_default/13mm-flip-off-vial-seals-dark-gray-bag-of-1000.jpg)
13mm Flip Off Vial Seals, Dark Gray, Bag of 1000
13mm Flip Off Vial Seals, Dark Gray, Bag of 1000.
For serum vials with a 13mm outer rim diameter and 7mm hole opening.
Manufactured in the USA by West Pharmaceuticals. The world's most respected manufacturer of vial closures!