Mixing Nozzle, Color Clear, Connection Type Threaded, For Use With Liquid Roc 300 Twin Tube, Material Nylon, Product Type Mixing Nozzle, Mixing Ratio 7:1, Overall Length 11 1/2 in, Number of Elements 20, Nozzle Type Smooth Taper, Compatible Grainger Part Number 12A183, Compatible Mfr Part Number 7521020, Features 1/2 in dia, Size 10 in, Package Quantity 10