Wide Compatibility: This upgraded H2D hotend kit is specially designed for Bambu Lab H2D, H2D Laser, A1 and A1 Mini, ensuring a perfect fit and optimal performance.Can print a variety of filaments, such as common filaments such as PLA/PETG/TPU/ABS High Hardness & Clog - Resistant: The H2D nozzle print head Made with hardened materials and smooth inner walls (Ra 0.4 throat tube and nozzle), reducing clogs and improving print quality. The titanium - alloy throat tube with 0.25mm wall thickness enhances durability Meet different printing needs: This H2D hot end kit includes 0.2mm, 0.4mm, 0.6mm and 0.8mm hardened steel nozzles print head, which can be easily replaced at any time to achieve high-precision extrusion and fast printing Quick Disassembly & Installation: Allows 30-second nozzle replacement for convenient maintenance. Ensure hotend is cooled before replacement to prevent burns Easy to Use: This bambu lab combo hotend extruder comes with a replacement guide. Preheat nozzle to 250°C (or printing temperature) for installation/removal. Use 5.0mm hex wrench and 3.0mm socket wrench (anti - slip recommended) for secure operation › See more product details