• Kit contains 14 total o-rings per kit and a total of 5 complete kits.
• O-rings that touch fluids are Professor Foam's recognized A-Quality o-rings that do not swell in solvents.

Manufactured by PF Brands Inc. "Professor Foam" is a registered trademark of PF Brands Inc.

Professor Foam does not distribute or sell products to any 3rd party sellers on Amazon.

This product is sold exclusively on Professor Foam. 

Other companies selling this product are counterfeits. Please make sure to purchase a genuine Professor Foam product for proper authenticity and warranty.

Graco is a Registered Trademarks of Graco, Inc. Viton is a registered trademark of Chemours.