Iwata Head System (C1)The Iwata Head System (C1) is a must have accessory for anyone who owns a Custom Micron V2 airbrush with a square trigger. This replacement head system is specifically designed and custom matched to meet Iwata's high performance standards, ensuring superior atomization and precise results. When it comes to airbrushing, investing in genuine Iwata parts is crucial to maintain peak performance. The model number on the side of your airbrush, listed above,