Description: Durable extruder throat universal for 3D printer replacement. Suits for 1.75mm/3mm diameter filament. Made of stainless steel & Teflon Outer thread: M6 Compatibility: compatible with all 1.75mm/3mm PLA ABS 3D printer High quality materials, fine workmanship Specification: Material: Stainless Steel & Teflon Input Diameter: 1.75mm External Thread Diameter: 6mm/M6 Total Length: 26mm Inner Diameter: 2mm (with Teflon ptfe) Package Includes: 1Piece Nozzle Throat