DIKAVS 4PCS 3D Printer Precision Stainless Steel M6 Nozzle 0.4mm For 1.75MM MK8 Makerbot Ultimaker UM2 E3D<img src="http://ecx.images-amazon.com/images/I/41hxyZPUbAL.jpg" noproxy><img src="http://ecx.images-amazon.com/images/I/41SEQkfpMwL.jpg" noproxy><img src="http://ecx.images-amazon.com/images/I/51DdJKOLwML.jpg" noproxy>