Elevate your precision with the GXZ V2 Reusable Peptide Pen. Designed for smooth, consistent dosing, this 60-unit pen delivers reliable performance for 3mL cartridges. Whether upgrading from a previous model or seeking a more refined system, the GXZ pen offers enhanced control, a smooth-glide plunger, and a durable, travel-ready design. Built for accuracy, consistency, and everyday use. Pen, case and cartridge included