Description This Hot Bed Leveling Column is solid and sturdy, which can withstand long-lasting use. Features the silicone material, which has high durability, not easy to deform. Fine workmanship, ensures practicality. This Printer Buffer will make printingeasier and smoother. Features -Color:Orange -Material:Silicone -Size:1.80X1.60X1.60cm/0.71X0.63X0.63in (inner diameter:4.5mm) -Size:1.60X1.60X1.60cm/0.63X0.63X0.63in(inner diameter:4.5mm) - Compared with plastic made leveling parts, our hot bed silicone leveling column helps to reduce any vibrations, reliable and excellent. - Easy to install and simple to disassemble, no complicated tools required, convenient to use. - Small size, easy to carry and simple to store, convenient to use and with good working performance. - The simple designwill ensure its fine performance as excellent 3D printer accessory. - This product is made of silicone materials, stable, nonshaking, and high temperature resistance. Packing list3 x Printer Heat Bed Leveling Part(18mm)1 x Printer Heat Bed Leveling Part(16mm)