This U-POL RPTAP/AL Raptor Adhesion Promoter Primer is an excellent choice for those looking to improve the adhesion of primers and paints on bare metal and plastic surfaces. The fast-drying feature of this primer ensures that you can get your painting jobs done quickly and efficiently. With a volume of 450ml, this unit is perfect for both small and large painting projects. This primer is suitable for use with aerosol spray and is ideal for those who want to achieve a smooth and even finish on their projects. This product is manufactured in the United Kingdom and is of high quality.