1. Patented on Pulling back the rear cap- for easily cleaning up the blocks in the needle & nozzle.
2. Patented on Non thread needle cap design-for quick assembly/disassembly.
3. Patented on Non thread nozzle design- for quick assembly/disassembly and easily cleaning up.
4. New designed Gravity Feed cup - to be used effectively with only a couple draps of paint; it provides quick & thorough clean-up.