1. the body of the adjustable stainless steel cartridge tattoo tubes made of Medical Grade 316 stainless steel with a CNC aluminum inner core;

2. Tool-less disassembly allows for safe sterilization, compatible with autoclaves;

3. Hand polished for ultra smooth finish;    

4. The frame built-in Steel Ball;

5. Compatible with all cartridge needles;

6. Comes with plunger bars;

7. Ribbed body for improved grasp;

8. Resistant to wear;