This product builds well sprays well and sands well. Shrinkage is minimal. I’m about to use it on my second car and I’m sure it will perform the same. Love the DTM
Lee Kirby · 03/10/2026
National Supply Co.

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Out of Stock
Earn $1.36 (136.99 points) for the purchase. Learn more.
SKU: 772-QUART|UPC: 602772746218
Quantity
This all-in-one direct to metal 2K urethane primer surfacer is a professional-grade product that offers exceptional performance. It combines the functions of a primer, filler, and sealer, making it a versatile choice for a variety of applications. Multi-Purpose: This primer offers strong filling power to create a smooth surface, and promotes excellent adhesion between coats. Enhanced Finish: With its superior flexibility and impact resistance, this primer helps to improve the gloss and build of your topcoat for a flawless final finish. Easy Mixing: This kit includes a gallon of 2K primer surfacer and a quart of activator, allowing you to easily mix the product in a 4:1 ratio for application. Professional Use Only: This product is intended for professional use and requires proper training and safety equipment for handling. Components: 2K Primer Surfacer (4:1) and 1 MEDIUM Quart Activator Features: Multi-purpose primer, filler, and sealer Strong filling power for a smooth surface Excellent adhesion between coats Enhances flexibility and impact resistance Increases gloss and build of topcoat Physical Data:VOC: Less than 4.3 lbs/gal WARNING: FOR PROFESSIONAL USE ONLY Please note: This is a professional-grade product and should only be used by trained individuals with the proper safety equipment. Always refer to the manufacturer's data sheet (SDS) for complete safety and handling instructions.
| Brand | National Supply Company |
| Product Type | activator |
| Availability | Out of Stock |
| SKU | 772-QUART |
| UPC | 602772746218 |
| Country of Origin | USA |


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Suitable for automotive metal, plastic trim, and properly prepared body panels. Always test adhesion on a small area first.
5.0
Based on 2 reviews
This product builds well sprays well and sands well. Shrinkage is minimal. I’m about to use it on my second car and I’m sure it will perform the same. Love the DTM
Lee Kirby · 03/10/2026
Worked great, need to use a large head gun to spray it. Awesome product will purchase again
STEVE OLIPHANT · 10/20/2025