ITEM NAME:12x Hot Bed Heatbed Leveling Column OD 0.63" Insulated Buffer for Ender 3 .like-pro-float .like-pro-price-both{clear: both;.Compatible with: for 3D Printer Ender 2, Ender 3. Model: 9 high and 3 short silicone leveling column. 9 Pieces High Silicone Leveling Column. Feature: Assist 3d printer leveling. 3 Pieces Short Silicone Leveling Column.