Type: Pottery kiln plug part, suitable for kiln top fire viewing hole accessories replacement Material: Pottery kiln plug is made of stone material, strong and wear resistant, ensuring long term performance and reliability Easy to install: Pottery kiln supplies, high reliability, and performance, high temperature resistance, convenient for you to directly replace old or damaged parts Quality: Electric kiln pottery tools, professional manufacturing, stable performance, simple and beautiful shape, easy to operate, suitable for electric kilns Please note: Please carefully check the pictures, the size, and the model to ensure that it is the right product for you Specification: Material: Stone Size Chart:5.5 cmx4 cmx3 cm/2.17 inchx1.57 inchx1.18 inch Package Includes: 1x Pottery Kiln Plug Part Note: Please allow slightly errors 1-2cm/0.39-0.79inch differences due to manual measurement.