Throat for the E3D V6 head threaded to the size of M6 and M7. Made of steel. Inside, PTFE insert with a 1.75mm filament hole. Technical data For head: E3D V6 - M6, M7 M6 thread length: 5mm M7 thread length: 10mm Overall length: 22mm For 1.75mm filament Material - steel Weight: 3g https://elecena.pl/product/22617775/e3d-v6-m6-m7-ptfe-extruder-tube-1-75mm-hotend-for-reprap 2023-02-22 https://elecena.pl/product/22617775/e3d-v6-m6-m7-ptfe-extruder-tube-1-75mm-hotend-for-reprap 2025-10-29