ITEM NAME:Teflon Tube, 3Pcs PTFE Teflon Tube (2 Meters) with 6Pcs PC4-M6 Fittings for K6A3 Teflon Tube, 3Pcs PTFE Teflon Tube (2 Meters) with 6Pcs PC4-M6 Fittings for K6A3 Specification of PTFE Teflon Tube Material: PTFE (Poly Tetra Fluoro Ethylene),Density: 2.15-2.20g/cm3 Heat resistance, up to 260 Celsius Outside Diameter: 4mm, Inside Diameter: 2mm Length: 2m Material: brass Thread Diameter: 6mm; Inner Diameter(Blue End): 4mm It supports turn 360 degree freely, convenient to disassemble colour: Gold + white Package Contents: 3 * Vinyl tube 6 * Connector Only the above package content, other products are not included. Note: Light shooting and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm..Specification of PTFE Teflon Tube. Material: PTFE (Poly Tetra Fluoro Ethylene),Density: 2.15-2.20g/cm3. 3 Vinyl tube. Heat resistance, up to 260 Celsius. Length: 2m. colour: Gold + white.