Magnaflux Spotcheck SKL-SP2, Visible Penetrant Magnaflux| 3755 Magnaflux Spotcheck SKL-SP2, Visible Penetrant Print Magnaflux| 3755 Magnaflux Spotcheck SKL-SP2, Visible Penetrant Visible red penetrant, solvent base. Can be unsed in conjunction with SKD-S2 Developper, and SKC-S Cleaner. These 3 products make up the SK-816 kit. MGSKLSP2-5: SKL-SP2,16oz (473ml) aerosol can. MGSKLSP2-4: SKL-SP2, 16oz (473ml) aerosol can (case of 12). MGSKLSP2-2: SKL-SP2, 1gal (3.78L) container. MGSKLSP2-1: SKL-SP2, 5gal (18.9) pail. MGSKLSP2: SKL-SP2, 55gal (208L) drum. Request for information