Specification Brand : SeulQirw BulletPoint1 : 450-500°C Extreme Heat Resistance - Nano-coated bimetal heat break withstands high-temp printing (ABS, PETG, wood) and make it more resistant to high temperature and wear, and extend the service life. BulletPoint2 : Ultra-Smooth Ra<0.4 Inner Wall - Nano-coated interior enhances filament flow, reduces friction, and prevents clogs for flawless, consistent extrusion. BulletPoint3 : 3x Brass + 3x Hardened Steel Nozzles - Versatile combo: Brass for standard materials (PLA, TPU) and hardened steel for carbon/glass-filled filaments—swap nozzles in seconds. BulletPoint4 : Leak-Proof Precision Design - Flat surface and tight connection eliminate filament leakage, even during high-speed or high-temperature printing sessions. BulletPoint5 : Quick-Change Bundle for MK4/MK4 XL - Includes 2 heat breaks, 6pcs 0.4mm nozzles (3pcs brass+3pcs hardened steel ), and nano-coated durability—optimize prints without downtime. BulletPoint6 : Notice: This Heatbreaks kit replacement is compatible with Prusa I3 MK4 FDM 3D printer. ExternallyAssignedProductIdentifier : 7350011410668 GpsrSafetyAttestation : 1 IncludedComponents : TZ-Extrusion-All Metal-Golden DLC-Helical Gear-Kit ItemName : SeulQirw Bimetal Nano-Coated Heatbreak & E3D-V6 Nozzle Bundle (0.4mm) - 2 Heat Breaks + 3 Brass + 3 Steel Nozzles, Quick-Change Kit for Prusa MK4/MK4 XL 3D Printers ItemPackageDimensions_Height : 1 inches ItemPackageDimensions_Length : 8 inches ItemPackageDimensions_Width : 6 inches ItemPackageQuantity : 1 ItemTypeKeyword : 3d-printer-extruders Manufacturer : SG 3d printing Material : Metal ModelName : Ywbl-wh1g4rqp3hsa ModelNumber : EXT-BMGX2-M NumberOfBoxes : 1 NumberOfItems : 1 PackageLevel : unit PartNumber : DHG0321 ProductDescription : Description: Supercharge your 3D printing workflow with this Premium Bimetal Heat Break and Nozzle Bundle, engineered for MK4/MK4 XL-compatible printers. Perfect for hobbyists and pros alike, this kit combines cutting-edge technology with unmatched versatility.
Key Features: ✅ Dual-Metal Nano-Coated Heat Breaks (x2) Built with high-strength titanium alloy and stainless steel, featuring a nano-coated interior (Ra<0.4) for ultra-smooth filament flow. Withstands temperatures up to 500°C, ideal for demanding filaments like ABS, PETG, and wood composites. Leak-proof flat interface ensures a tight seal, preventing oozing and jams.
✅ 6x E3D-V6 Nozzles (0.4mm) 3x Brass Nozzles: Optimized for PLA, TPU, and standard materials with fast heat transfer. 3x Hardened Steel Nozzles: Rugged durability for abrasive filaments (carbon fiber, glow-in-the-dark, metal-filled). Unified quick-swap design lets you switch materials or nozzle types in seconds—no tools required.
✅ Universal Compatibility Seamlessly integrates with MK4/MK4 XL 3D printers (compatibility verified). Supports 1.75mm filaments, including PLA, ABS, PETG, TPU, wood, and composites.
Why Choose This Bundle? Save Time & Money: No need to buy separate nozzles or heat breaks—get a complete upgrade kit in one package. Print Smarter: Nano-coated heat breaks reduce wear, while hardened steel nozzles extend lifespan with abrasive materials. Zero Leaks, Zero Hassle: Precision engineering ensures reliable performance for long prints.