Ozer G Magnum (M1) tattoo cartridges combine comfort and accuracy making them a reliable choice for tattoo artists. Designed with a safety membrane to prevent ink backflow, they protect your equipment while maintaining cleanliness. Made from high-quality medical-grade stainless steel and plastic, these cartridges deliver consistent performance with minimal vibration. The soft feather feel handle ensures a comfortable grip during long sessions. Compatible with all twist-in grips and rotary machines.