The EZ-Spray Jr. gun is a versatile, convenient and easy-to-use spray system for spraying 1500 ml cartridges of EZ-Spray coating, mold making and casting materials for large projects. Enjoy the benefits of lower cost in the short-run (no “up front” expense to buy a spray machine costing $25,000). The EZ-Spray Jr. gun is convenient & easy to use, saves time & labor costs over hand-application methods and The EZ-Spray Jr. gun requires virtually no cleaning or maintenance to operate. The EZ-Spray Jr. gun comes with 1 small tip assembly and 1 large tip assembly. Additional static mixers are available. Compressor not included.