Body 620 Hardener is an isocyanate hardener for Body 697 Clear HS SR 2:1 clear coat and the Body 698 Clear HS SR 2:1.

Body 625 is an isocyanate hardener for Body 634 4:1 HS Filling Primer, Body 607 4:1 UHS Filling Primer and Body 605 4:1 HS Filling Primer.

Body 635 Hardener is an isocyanate hardener for Body 635 5:1 HS Filling Primer.