?Teflon Tube?Durable material: PTFE; Length: 1m; Outside Diameter: 4mm, Inside Diameter: 2mm; Density: 2.15-2.20g/cm3.
?PC4-M6 Fittings?thread M6/3mm, inner diameter(blue end) 4mm, fit for the tube whose outer diameter is 4mm, the fitting made of premium copper and plastic, sturdy and durable.
?PC4-M10 Fittings? thread M10/6mm, inner diameter(black end) 4mm, fit for the tube whose outer diameter is 4mm, the fitting made of stainless steel and plastic, high hardness, antioxidtion, anti corrosion.
?MK8 Nozzle?Premium material: made of high quality brass material, sturdy and durable, connect with M6 out thread, easy to install. input diameter 1.75mm; output diameter 0.2mm, 0.3mm, 0.4mm, 0.5mm.
?Compatibility?Compatible with all 1.75mm PLA ABS 3D printer, works with Ender 2,Ender 3,Creality CR-10 ,Monoprice Mini v2.0, MP mini select v2.