Reliable upgrade for demanding prototyping and functional part production, helping maintain consistent print quality and performance. bimetallic heatbreak designed for S1 and S1C printers, delivering exceptional heat stability and reduced expansion to support precise printing. Enhanced heat conductivity paired with a corrosion resistant design that maintains structural integrity during prolonged operations. Easy installation that streamlines maintenance workflows, making this an essential accessory for workshops and makerspaces that prioritize reliable equipment. Key attributes Function: heatbreak for 3D printer extruder to improve thermal stability and print precision Compatibility: S1 and S1C printers Material: bimetallic construction Performance: improved heat conductivity, corrosion resistance, reduced expansion, reliable operation over long prints Use scenarios Prototyping demanding parts that require stable extrusion and tight tolerances on S1 or S1C printers. Longduration print jobs in a workshop or makerspace where minimizing maintenance downtime is important. Upgrading an existing S1/S1C setup to improve print consistency when working with complex geometries or challenging materials.