Epoxy Fast Dry 2.1 low voc DTM Primer & Sealer Black Quart Kit, SMR-260B-Q/261-8 Easy 4:1 mix primer with optional 5-10% reduction with 0 voc reducer (SMR_0075) Excellent adhesion and corrosion resistance Great adhesion to Steel, Aluminum, Fiberglass, Body fillers and Existing finishes Lays down super smooth at 4:1 or with optional 5-10% 0 voc reducer (SMR-0075) True 2K epoxy, no unreacted polymers