2400 2K Urethane Sealer is a two-component acrylic urethane primer sealer formulated to be applied as a low build non- sanding sealer. 2400 offers excellent filling properties with minimal coats, fast dry, excellent adhesion, easy sanding and superior color holdout. 2400 does not shrink and can be tinted with basecoat tints. This product is also available in black under the part number 2405 and white under the part number 2403.