http://www.cnjujing.com/plastic-cap/ JJGF270 Pipe End Cap This product is applied to both ends of the steel tube to protect it from dust.Environmental protection and wear resistance.Complete specifications, is suitable for the 6mm-2235.2mm plastic steel tubes, manufacturers direct sales,mass stock. Size:肖6mm to 肖2235.2mm Material: LDPE,low-density polyethylene Standard Color: Blue Custom-made color:Yellow,orange, black,red, green or other colors as per requirement Custom-made:Resistant to temperatures from -50 degrees C to +60 degrees C.UV-stabilisedCustomized Plastic Cap website:http://www.cnjujing.com/plastic-cap/