KH2021 Ultra Flow Urethane Clearcoat Hardener, 1 Half Pint

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DESIGNED FOR KC2020 CLEARCOAT: Formulated specifically for use with Custom Shop KC2020 Ultra Flow Clear. Ensures proper curing, adhesion, and performance for professional automotiv e clear coat applications. PRECISE 4:1 MIX SYSTEM: Engineered for a consistent 4:1 mix ratio with KC2020 clearcoat. Delivers reliable activation for optimal gloss, durability, and long-lasting finish results. SIZE MATCHED FOR CONVENIENCE: Available in Quart and 8 oz Half Pint sizes. Quart pairs with KC2020 Gallon, while Half Pint (8 fl oz) pairs with KC2020 Quart for accurate mixing and minimal waste. PROFESSIONAL URETHANE ACTIVATOR: High-performance urethane hardener promotes proper crosslinking for a tough, durable clear coat finish resistant to weathering, chemicals, and UV exposure. OPTIMIZED FOR FLOW & FINISH: Works with KC2020 to enhance flow, leveling, and final gloss. Supports easy spraying, sanding, and buffing for a smooth, show-quality automotive finish. Show more