V6 Heater Block For E3d V6 J-head Hotend 3D Printer

1.From the original ordinary 0.3-line high-temperature line to 0.5-line thick white high-temperature line, can bear higher temperature, and looks more

MK8 Silicone made of heat-resistant, non-stick silicone material ,much more durable and functional ,better than before PTFE tape and heat