Perfect 3D printer parts and accessories for easy replacement, bring much convenience to you. , which is not easy to rust or corrode and has . The 3D printer PTFE tube, hotend silicone covers, hotend kit effectively provides more accurate printing, less clogging and slippage. Features - - Material: PTFE, metal, silicone. - PTFE tube: 2m length, 1.75mm inner diameter. - Hotend kit: 20×20×10mm. - Easily install: this 3D printer accessories kit fits well with your 3D printer, which is easy to install, can ensure the better 3D printing performance. - Flexible & smooth: the PTFE tube has high heat resistance and can effectively reduce friction and abrasion, less clogging, offering smooth filament glides. - Accurate 3D printing: consistent output of the hotend kit can effectively reduce clogging or uneven extrusion when printing. - Corrosion & rust proof: good heat resistance, high durability, not easy to age when in long time use for 3D printer extruder. - Hotend covers: silicone socks fit perfectly for your devices, helps to keep a stable temperature for the hotend, prevent burnt plastic. Package list: 2 x PTFE Tube 2 x 3D Printer Hotend Kit 4 x Hotend Silicone Socks