This is the hardener (catalyst) for Brightvision's Nitro-Flame Redline restoration paint, used in model car finishing and custom paint jobs. It's a large size, perfect if you're doing multiple projects or bigger models. Brand new, never opened. Brand: Brightvision. MPN: NFCAT020. UPC: 602401532878. Country of manufacture: United States. Scale: 1:64 (but usable for other scales too). You mix this hardener with the base paint to create a durable, glossy finish that resists chipping and fading. Essential for achieving a professional-quality paint job on die-cast models, RC bodies, or other hobby projects. Follow the mixing ratios for best results. Whether you're restoring vintage model cars, customizing hot wheels, or painting scale models, this hardener ensures your paint cures hard and shiny. A must-have for serious model painters and hobbyists. Get that showroom finish with the right chemistry!