DiamondBack Nozzle for Prusa MK4 & XL – Nextruder Compatible

The DiamondBack Prusa Nextruder Nozzle is the ultimate upgrade for durability, reliability, and precision printing. Designed specifically for use with Prusa’s MK4 and XL printers, this high-performance nozzle is fully compatible with the Nextruder and features a cutting-edge polycrystalline diamond tip for unbeatable wear resistance.

Engineered for Extreme Durability

Built with a solid diamond insert, the DiamondBack nozzle delivers industry-leading hardness, making it the ideal choice for printing abrasive materials like carbon fiber, glow-in-the-dark, and metal-filled filaments. Say goodbye to worn-out brass or steel nozzles—this one’s made to last.

Perfect Fit for Prusa’s Nextruder

Designed to integrate seamlessly with Prusa’s latest Nextruder design, this nozzle supports easy, tool-less swaps and maintains full compatibility with the all-metal filament path used in the MK4 and XL systems.

High Performance, High Precision

Whether you're pushing high-flow rates or need reliable extrusion through abrasive materials, the DiamondBack nozzle offers stable thermal transfer and precision extrusion. It’s perfect for professional makers, engineers, and print farms looking for maximum uptime and minimal maintenance.

Key Features:

• Diamond-tipped for extreme wear resistance
• Compatible with Prusa MK4 & XL (Nextruder)
• Supports abrasive filament types
• Maintains standard nozzle geometry – no hardware changes needed
• Easy size identification with engraved markings

Specifications:

• Filament Diameter: 1.75 mm
• Nozzle Material: Hardened steel body with polycrystalline diamond insert
• Compatibility: Prusa MK4, Prusa XL (Nextruder only)