Apollo Professional Standard Atomizing Spray Kit This spray kit adds four nozzle and needle sizes plus two air caps to your Apollo 7700 Spray Gun, and is also compatible with the 7500 and 7600 series. The 7700 Spray Gun ships standard with a B air cap and 1.0mm needle and nozzle installed — this kit expands your options beyond that starting point. Pair the A cap with the 0.8mm size for inks, dyes, stains, and other extremely thin water based finishes. Pair the C cap with the 2.0mm size for thinned latex paint, heavy primers, and other high viscosity industrial coatings. 0.8mm size with A cap (16 second Zahn #2) for thin stains, inks, and water based finishes 1.3mm size (17 to 20 second Zahn #2) for moderate viscosity coatings; pair with your gun's standard B cap for waterborne polyurethane top coats and BIN primer 1.5mm size (18 to 24 second Zahn #2) for higher viscosity coatings; pair with your gun's standard B cap for catalyzed lacquers, conversion varnish, and enamels 2.0mm size with C cap (14 to 35 second Zahn #2) for thinned latex paint and heavy primers Stainless steel needles and nozzles resist wear Anodized aluminum air caps are color-coded for easy identification Specs Apollo Professional Standard Atomizing Spray Kit Specifications Nozzles and Needles Included: 0.8mm, 1.3mm, 1.5mm, 2.0mm (4 total) Air Caps Included: A, C (2 total) Material: Stainless Steel Needles and Nozzles, Anodized Aluminum Air Caps Compatible Spray Guns: Apollo 7500, 7600, 7700 Series WARNING: Cancer and Reproductive Harm – www.P65Warnings.ca.gov