• Kit contains 14 total o-rings per kit and a total of 10 complete kits
• O-rings in contact with fluids are Professor Foam's recognized A-Quality o-rings that don't even 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 by 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.