{"product_id":"c-01b","title":"C-01B - KUPO Steel Iron Casting Clamp, Black, 30-51 mm","description":"\u003c!-- Sub-type: H-A ( Clamps) --\u003e\u003c!-- Source: from_catalog\/c-01b-steel-iron-casting-clamp-black.md --\u003e\u003cstyle\u003e.kupo-section-title { margin: 1.25rem 0 1rem 0; font-size: 22px !important; font-weight: 700; line-height: 1.3; color: #2C3E50 !important; letter-spacing: 0; }.product-description h3 { color: #2C3E50 !important; font-size: 18px !important; font-weight: bold; margin-top: 1.5rem; margin-bottom: 0.75rem; line-height: 1.35; letter-spacing: 0; }.product-description, .product-description p, .product-description li { color: #222222 !important; }\u003c\/style\u003e\u003ch2 class=\"kupo-section-title\"\u003eProduct Description\u003c\/h2\u003e\u003cdiv class=\"product-description\" data-sku=\" C-01B\" data-color=\"Black\"\u003e  \u003ch3\u003eOverview\u003c\/h3\u003e  \u003cp\u003eThe KUPO C-01B Steel Iron Casting Clamp is a black hook clamp for 30 to 51 mm tube, built for crews who want the familiar C-05 style geometry in a heavier-duty iron casting body. It carries a 40 kg Working Load Limit, weighs 640 g, and uses a 3\/8\"-16 yoke bolt for fixture attachment.\u003c\/p\u003e  \u003ch3\u003eWhy It Matters\u003c\/h3\u003e  \u003cp\u003eSome clamps live in rental stock for years of fast hangs, hard strikes, and imperfect storage. The C-01B is aimed at that kind of service life: stronger body material than an aluminum hook clamp, a subdued black finish, and a simple bolt connection that crews already understand.\u003c\/p\u003e  \u003ch3\u003eKey Features\u003c\/h3\u003e  \u003cul\u003e    \u003cli\u003eIron casting body gives longer-wearing duty for road and venue inventories\u003c\/li\u003e    \u003cli\u003e30 to 51 mm tube fit covers common lighting bars, grid pipe, and truss tubes\u003c\/li\u003e    \u003cli\u003e40 kg Working Load Limit suits small to medium fixtures when properly rigged\u003c\/li\u003e    \u003cli\u003e3\/8\"-16 yoke bolt matches common fixture yokes and mounting hardware\u003c\/li\u003e    \u003cli\u003eBlack finish keeps the clamp less visible in theater, TV, and event grids\u003c\/li\u003e  \u003c\/ul\u003e  \u003ch3\u003eAdditional Technical Notes\u003c\/h3\u003e  \u003cul\u003e    \u003cli\u003eDimensions: 97 mm x 110 mm\u003c\/li\u003e  \u003c\/ul\u003e  \u003ch3\u003eApplications\u003c\/h3\u003e  \u003cp\u003eBuilt for theaters, studios, rental houses, DJ rigs, and live event grids hanging compact to medium fixtures from standard pipe or tube.\u003c\/p\u003e  \u003ch3\u003e Compatibility\u003c\/h3\u003e  \u003cp\u003e Fits 30 to 51 mm outside  and uses a 3\/8\"-16 yoke bolt. Sister product C-01QB adds a quick release latch.\u003c\/p\u003e\n\u003c\/div\u003e\u003cscript type=\"application\/ld+json\"\u003e{  \"@context\": \"https:\/\/schema.org\",  \"@type\": \"Product\",  \"name\": \"C-01B | KUPO Steel Iron Casting Clamp, Black, 30-51 mm\",  \"description\": \"The KUPO C-01B Steel Iron Casting Clamp is a black hook clamp for 30 to 51 mm tube, built for crews who want the familiar C-05 style geometry in a heavier-duty iron casting body. It carries a 40 kg Working Load Limit, weighs 640 g, and uses a 3\/8\\\"-16 yoke bolt for fixture attachment.\",  \"brand\": {    \"@type\": \"Brand\",    \"name\": \"KUPO\"  },  \"manufacturer\": {    \"@type\": \"Organization\",    \"name\": \"KUPO CO. LTD\",    \"url\": \"https:\/\/www.kupopower.com\"  },  \"category\": \"Hardware Solution \u003e Stage Clamps \u003e Hook Clamps\",  \"sku\": \" C-01B\",  \"mpn\": \" C-01B\",  \"color\": \"Black\",  \"material\": \"Iron casting\",  \"additionalProperty\": [    {      \"@type\": \"PropertyValue\",      \"name\": \"Product Type\",      \"value\": \"Steel iron casting clamp\"    },    {      \"@type\": \"PropertyValue\",      \"name\": \"Working Load Limit\",      \"value\": \"40 kg\"    },    {      \"@type\": \"PropertyValue\",      \"name\": \"Material\",      \"value\": \"Iron casting\"    },    {      \"@type\": \"PropertyValue\",      \"name\": \"Weight\",      \"value\": \"640 g\"    },    {      \"@type\": \"PropertyValue\",      \"name\": \"Finish\",      \"value\": \"Black\"    },    {      \"@type\": \"PropertyValue\",      \"name\": \"Tube Fit\",      \"value\": \"30 to 51 mm outside diameter\"    },    {      \"@type\": \"PropertyValue\",      \"name\": \"Bolt\",      \"value\": \"3\/8\\\"-16\"    },    {      \"@type\": \"PropertyValue\",      \"name\": \"Sister Product\",      \"value\": \"C-01QB quick release version\"    },    {      \"@type\": \"PropertyValue\",      \"name\": \"Spigot\",      \"value\": \"17.5 mm\"    }  ]}\u003c\/script\u003e\u003cstyle\u003e.kupo-faq-seo-block { margin: 3rem 0 0 0; padding: 0; border: 0; background: transparent; box-sizing: border-box; }.kupo-faq-seo-block h2 { margin: 0 0 1.6rem 0; font-size: 22px !important; font-weight: 700; line-height: 1.4; color: #2C3E50 !important; }.kupo-faq-seo-item { border-top: 1px solid #ececec; padding: 0.8rem 0; }.kupo-faq-seo-item:first-of-type { border-top: 0; padding-top: 0; }.kupo-faq-seo-item h3 { margin: 0 0 0.35rem 0; font-size: 17px !important; font-weight: 600; line-height: 1.45; color: #2C3E50 !important; }.kupo-faq-seo-item p { margin: 0; line-height: 1.6; color: #222222 !important; }\u003c\/style\u003e\u003csection class=\"kupo-faq-seo-block\" data-product-id=\" C-01B\" data-category=\"Hardware Solution\"\u003e  \u003ch2\u003e Frequently Asked Questions\u003c\/h2\u003e  \u003cdiv class=\"kupo-faq-seo-item\"\u003e    \u003ch3\u003eHow is this different from the quick release C-01QB?\u003c\/h3\u003e    \u003cp\u003eThe C-01B is the standard bolt version. Choose it when you want a simple fixed yoke-bolt clamp; choose C-01QB when fixtures are changed often and the spring latch saves time.\u003c\/p\u003e  \u003c\/div\u003e  \u003cdiv class=\"kupo-faq-seo-item\"\u003e    \u003ch3\u003eWill it fit standard 2\" tube?\u003c\/h3\u003e    \u003cp\u003eYes. Its 30 to 51 mm range covers common 2\" tube and many lighting bars, provided the tube is within the specified outside diameter.\u003c\/p\u003e  \u003c\/div\u003e  \u003cdiv class=\"kupo-faq-seo-item\"\u003e    \u003ch3\u003eWhy choose iron casting instead of aluminum?\u003c\/h3\u003e    \u003cp\u003eIron casting is heavier, but it gives the clamp a more durable feel for repeated road use and rental inventory handling.\u003c\/p\u003e  \u003c\/div\u003e\u003c\/section\u003e\u003cscript type=\"application\/ld+json\"\u003e{\"@context\":\"https:\/\/schema.org\",\"@type\":\"FAQPage\",\"mainEntity\":[{\"@type\":\"Question\",\"name\":\"How is this different from the quick release C-01QB?\",\"acceptedAnswer\":{\"@type\":\"Answer\",\"text\":\"The C-01B is the standard bolt version. Choose it when you want a simple fixed yoke-bolt clamp; choose C-01QB when fixtures are changed often and the spring latch saves time.\"}},{\"@type\":\"Question\",\"name\":\"Will it fit standard 2\\\" tube?\",\"acceptedAnswer\":{\"@type\":\"Answer\",\"text\":\"Yes. Its 30 to 51 mm range covers common 2\\\" tube and many lighting bars, provided the tube is within the specified outside diameter.\"}},{\"@type\":\"Question\",\"name\":\"Why choose iron casting instead of aluminum?\",\"acceptedAnswer\":{\"@type\":\"Answer\",\"text\":\"Iron casting is heavier, but it gives the clamp a more durable feel for repeated road use and rental inventory handling.\"}}]}\u003c\/script\u003e\u003c!-- Download block omitted: no confirmed spec sheet PDF for C-01B --\u003e","brand":"KUPO Stage","offers":[{"title":"Couplers \u0026 Clamps \/ Hook \/ C Clamp \/ Under 50 kg","offer_id":53907515801899,"sku":"C-01B","price":0.0,"currency_code":"TWD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0999\/6887\/6843\/files\/C-01B_b.jpg?v=1782111129","url":"https:\/\/kupostage.com\/products\/c-01b","provider":"KUPO Stage","version":"1.0","type":"link"}