Biqu H2 Extruder Heat Break All Metal Titanium Alloy Grade5 Heatbreak 3d Printer Parts For B1 Ender 3 V2.0 Upgrade Hotend Kits - 3d Printer Parts & Accessories - AliExpress
5pc V6 Heat Break Throat For 1.75 / 3.0/4.1 Mm All-metal / With Ptfe Stainless Steel For 3d Printer Bowden / Wade V6 Hotend - 3d Printer Parts & Accessories - AliExpress
Amazon.com: All-Metal Heatbreak Throat for V6 RepRap 3D Printer Hotend 1.75mm (Pack of 5pcs) : Industrial & Scientific
3D Printer Parts V6 Titanium Alloy Bi-Metal Heat Break Throat E3D Smooth Thread Heatbreak Heater Block All Metal Throat(10pcs) - Walmart.com
Hotend explained and how to properly change the nozzle
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Installing a Bimetallic Heat Break on a Creality 3D Printer Hot End — Creality Experts
Amazon.com: POLISI3D All Metal Bimetal Heatbreak Copper Titanium TC4 Throat High Temperature for Creality 3D Printer CR10 V3 S4 S5 Ender 3 V2 Ender3 pro Ender 5 CS3 Hotend Upgrade : Industrial