{"product_id":"black-square-plastic-blanking-end-caps-tube-pipe-box-section-10pcs","title":"10Pcs Black Square Plastic End Caps – Tube \u0026 Pipe Box Section","description":"\u003ch2\u003eFinish the Job Neatly \u0026amp; Safely with Square Tube End Caps\u003c\/h2\u003e\n\u003cp\u003eThese \u003cstrong\u003e10-pack black plastic blanking end caps\u003c\/strong\u003e are the perfect finishing touch for any project involving square box section tubing or hollow pipe. Whether you're building furniture, shelving, railings, or doing home improvement work, these snap-in caps deliver a clean, professional look while protecting both you and your metalwork.\u003c\/p\u003e\n\n\u003ch3\u003eKey Features\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003eMultiple Sizes Available:\u003c\/strong\u003e 15×15mm, 20×20mm, 25×25mm, 30×30mm, 40×40mm, and 50×50mm — please specify your required size at checkout.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eRibbed Inner Design:\u003c\/strong\u003e Internal ribs grip firmly inside the tube for a secure, rattle-free fit — no adhesive needed.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eCovers Sharp Edges:\u003c\/strong\u003e Caps sharp, potentially hazardous tube ends to make your finished project safe to handle and touch.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003ePrevents Rust \u0026amp; Corrosion:\u003c\/strong\u003e Seals the hollow tube interior, keeping moisture and water out to prevent rusting from the inside out.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eVersatile Use:\u003c\/strong\u003e Ideal for square box section, hollow steel tubing, aluminum profiles, furniture legs, and structural frames.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eEasy Assembly:\u003c\/strong\u003e Simply press-fit into tube ends — no tools required.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003e10 Pieces Per Pack:\u003c\/strong\u003e Great value multi-pack for projects of all sizes.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eSpecifications\u003c\/h3\u003e\n\u003ctable\u003e\n  \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eMaterial\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eDurable Black Plastic (PE\/PP)\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eColor\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eBlack\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eQuantity\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e10 Pieces\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eAvailable Sizes\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e15×15mm, 20×20mm, 25×25mm, 30×30mm, 40×40mm, 50×50mm\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eCountry of Origin\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eMade in China\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\n\n\u003ch3\u003eWhere to Use Them\u003c\/h3\u003e\n\u003cp\u003eThese end caps work great in a wide range of settings:\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eDIY furniture and shelving frames\u003c\/li\u003e\n  \u003cli\u003eSteel and aluminum square tubing in workshops or garages\u003c\/li\u003e\n  \u003cli\u003eFence posts and garden structures\u003c\/li\u003e\n  \u003cli\u003eRailings, handrails, and safety barriers\u003c\/li\u003e\n  \u003cli\u003eAutomotive fabrication and roll cages\u003c\/li\u003e\n  \u003cli\u003eIndustrial equipment and machinery frames\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003e⚠️ \u003cstrong\u003eSize Note:\u003c\/strong\u003e Please specify your preferred size when ordering (15×15mm, 20×20mm, 25×25mm, 30×30mm, 40×40mm, or 50×50mm). If no size is selected, one will be sent at random.\u003c\/p\u003e\n\n\u003ch3\u003eRelated Products You May Like\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e\u003ca href=\"\/products\/sata-power-splitter-cable-1-to-5-18awg-hdd-ssd-extension\"\u003e1 to 5 SATA Power Splitter Cable 18AWG | HDD SSD Extension\u003c\/a\u003e\u003c\/li\u003e\n  \u003cli\u003e\u003ca href=\"\/products\/1-12-scale-miniature-tissue-paper-set-dollhouse-accessories\"\u003e1\/12 Miniature Tissue Paper Set – Dollhouse Accessories \u0026amp; Decor\u003c\/a\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eFor guidance on safe construction practices and proper use of tools and hardware, visit the \u003ca href=\"https:\/\/www.osha.gov\" target=\"_blank\" rel=\"noopener noreferrer\"\u003eU.S. Occupational Safety and Health Administration (OSHA)\u003c\/a\u003e.\u003c\/p\u003e\n\n\u003ch3\u003eFrequently Asked Questions\u003c\/h3\u003e\n\n\u003ch4\u003eQ: What sizes do these square plastic blanking end caps come in?\u003c\/h4\u003e\n\u003cp\u003eA: These end caps are available in six sizes: 15×15mm, 20×20mm, 25×25mm, 30×30mm, 40×40mm, and 50×50mm. Simply note your required size at checkout to receive the correct size. If no size is specified, one will be dispatched at random.\u003c\/p\u003e\n\n\u003ch4\u003eQ: How do I fit these plastic tube end caps onto my square box section?\u003c\/h4\u003e\n\u003cp\u003eA: These caps are designed for easy press-fit installation. The ribbed inner surface grips the inside walls of the tube securely, so you just push them firmly into the open end of the tube — no glue, screws, or tools needed.\u003c\/p\u003e\n\n\u003ch4\u003eQ: Will these end caps prevent rust inside my metal tubing?\u003c\/h4\u003e\n\u003cp\u003eA: Yes! By capping the open ends of hollow square tubes, these plastic blanking caps seal out moisture and water ingress, significantly reducing the risk of internal rusting and corrosion over time.\u003c\/p\u003e\n\n\u003ch4\u003eQ: Are these end caps suitable for outdoor use?\u003c\/h4\u003e\n\u003cp\u003eA: These caps are made from durable plastic and are suitable for general indoor and outdoor use. They are great for fence posts, garden structures, and outdoor railings, though prolonged UV exposure may affect their appearance over time.\u003c\/p\u003e\n\u003cscript type=\"application\/ld+json\"\u003e{\"@context\": \"https:\/\/schema.org\", \"@type\": \"FAQPage\", \"mainEntity\": [{\"@type\": \"Question\", \"name\": \"What sizes do these square plastic blanking end caps come in?\", \"acceptedAnswer\": {\"@type\": \"Answer\", \"text\": \"These end caps are available in six sizes: 15×15mm, 20×20mm, 25×25mm, 30×30mm, 40×40mm, and 50×50mm. 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By capping the open ends of hollow square tubes, these plastic blanking caps seal out moisture and water ingress, significantly reducing the risk of internal rusting and corrosion over time.\"}}, {\"@type\": \"Question\", \"name\": \"Are these end caps suitable for outdoor use?\", \"acceptedAnswer\": {\"@type\": \"Answer\", \"text\": \"These caps are made from durable plastic and are suitable for general indoor and outdoor use. They are great for fence posts, garden structures, and outdoor railings, though prolonged UV exposure may affect their appearance over time.\"}}]}\u003c\/script\u003e\n\u003cscript type=\"application\/ld+json\"\u003e{\"@context\": \"https:\/\/schema.org\", \"@type\": \"BreadcrumbList\", \"itemListElement\": [{\"@type\": \"ListItem\", \"position\": 1, \"name\": \"Home\", \"item\": \"https:\/\/vd0uzy-jp.myshopify.com\/\"}, {\"@type\": \"ListItem\", \"position\": 2, \"name\": \"Tools \u0026 Hardware\", \"item\": \"https:\/\/vd0uzy-jp.myshopify.com\/collections\/tools-hardware\"}, {\"@type\": \"ListItem\", \"position\": 3, \"name\": \"10Pcs Black Square Plastic End Caps – Tube \u0026 Pipe Box Section\", \"item\": \"https:\/\/vd0uzy-jp.myshopify.com\/products\/black-square-plastic-blanking-end-caps-tube-pipe-box-section-10pcs\"}]}\u003c\/script\u003e","brand":"Peaceful Pleasures Health and Wellness","offers":[{"title":"40x40 ...","offer_id":53637662572857,"sku":"1005007021071291-40x40 ...","price":14.2,"currency_code":"USD","in_stock":true},{"title":"30x30 ...","offer_id":53637662605625,"sku":"1005007021071291-30x30 ...","price":14.2,"currency_code":"USD","in_stock":true},{"title":"50x50 ...","offer_id":53637662638393,"sku":"1005007021071291-50x50 ...","price":14.2,"currency_code":"USD","in_stock":true},{"title":"15x15 ...","offer_id":53637662671161,"sku":"1005007021071291-15x15 ...","price":14.2,"currency_code":"USD","in_stock":true},{"title":"25x25 ...","offer_id":53637662703929,"sku":"1005007021071291-25x25 ...","price":14.2,"currency_code":"USD","in_stock":true},{"title":"20x20 ...","offer_id":53637662736697,"sku":"1005007021071291-20x20 ...","price":14.2,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0933\/3689\/5801\/files\/S54fbd47cba434a9d81546bc9c39ee2e7D.webp?v=1782522212","url":"https:\/\/peacefulpleasureswellness.com\/products\/black-square-plastic-blanking-end-caps-tube-pipe-box-section-10pcs","provider":"Peaceful Pleasures Health and Wellness","version":"1.0","type":"link"}