Noise protection and reduction: Square pipe caps can protect carpets and furniture floors from steel abrasion and scratches, and can effectively reduce noise when objects move. Decorate furniture easy to wear to beautify Non-slip and durable: The square tube end cap is made of sturdy plastic material, wear-resistant, moisture-proof, good stability, not easy to deform and break, can be used for a long time, with anti-slip and impact resistance Multi-layer design: The pipe plug adopts a 3-blade design to increase its durability. Therefore, when the pipe plug is not easy to insert, it can be hit properly without breaking, and they can also withstand impact. and weather Easy to install: After choosing the right size, insert the square post cap into the hollow tube or push it into the hollow tube to ensure precision and durability without the need for glue or nails, it's very simple Wide range of uses: Plastic pipe plugs are ideal for metal products, chairs, sofas, tables, shelves, cabinets, armrests, doors, etc. It can also be used for fence railings, fences, metal bicycle rack accessories, decorative iron steel caps or spare parts for any square opening Feature 1.When use, just insert the square tube plastic end cap into the hollow tube. 2.The finned square end cap has 3 layers to increase the durability of the cover, thus extending the life of life of furniture or machinery. 3.Square plastic caps can be used on lawn chairs, stools, garden tables, furniture, steel, etc. 4. Square tube slat plugs are suitable for metal products, chairs, sofas, steel, tables, shelves, cabinets, etc. 5.When not easy to insert the pipe cap, it can be tapped properly without breaking. Specification Product Name: Square Post Cap Materials: PP Size: 30*30mm Color: black Package included 20*square tube plugs