{"product_id":"harken-45-mm-single-runner-block","title":"Harken 45 mm Single Runner Block","description":"\u003c!-- harken-official:v2 Sku:3396 page_sha256:9d4d41bece899ae57e39bdbd2700666ecb0ba11bd5b85addbd3ee533879f8a4f --\u003e\u003ch3\u003eOverview\u003c\/h3\u003e\u003cp\u003eRunners are used on running backstays of offshore boats to adjust mast bend for different wind conditions. Integrated sideplate bails and recessed cotter key help produce a smooth design that won’t snag lifelines. Sideplates and sheaves Hard Lube-anodized for maximum UV protection and a smooth surface. Center cage keeps Torlon® roller bearings separated and parallel to reduce friction. Torlon is a registered trademark of Solvay Advanced Polymers L.L.C.\u003c\/p\u003e\u003ch3\u003eSpecifications\u003c\/h3\u003e\u003ctable style=\"border-collapse:collapse;width:100%;max-width:100%;\"\u003e\n\u003cthead\u003e\u003ctr\u003e\n\u003cth style=\"text-align:left;border-bottom:1px solid #ddd;padding:8px;\"\u003eSpecification\u003c\/th\u003e\n\u003cth style=\"text-align:left;border-bottom:1px solid #ddd;padding:8px;\"\u003eValue\u003c\/th\u003e\n\u003c\/tr\u003e\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd style=\"border-bottom:1px solid #eee;padding:8px;vertical-align:top;\"\u003eBreaking load (kg)\u003c\/td\u003e\n\u003ctd style=\"border-bottom:1px solid #eee;padding:8px;vertical-align:top;\"\u003e1500 kg\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"border-bottom:1px solid #eee;padding:8px;vertical-align:top;\"\u003eBreaking load (lb)\u003c\/td\u003e\n\u003ctd style=\"border-bottom:1px solid #eee;padding:8px;vertical-align:top;\"\u003e3306 lb\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"border-bottom:1px solid #eee;padding:8px;vertical-align:top;\"\u003eLength (in)\u003c\/td\u003e\n\u003ctd style=\"border-bottom:1px solid #eee;padding:8px;vertical-align:top;\"\u003e2 13\/16 in\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"border-bottom:1px solid #eee;padding:8px;vertical-align:top;\"\u003eLength (mm)\u003c\/td\u003e\n\u003ctd style=\"border-bottom:1px solid #eee;padding:8px;vertical-align:top;\"\u003e71 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"border-bottom:1px solid #eee;padding:8px;vertical-align:top;\"\u003eMaximum line Ø (in)\u003c\/td\u003e\n\u003ctd style=\"border-bottom:1px solid #eee;padding:8px;vertical-align:top;\"\u003e3\/8 in\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"border-bottom:1px solid #eee;padding:8px;vertical-align:top;\"\u003eMaximum line Ø (mm)\u003c\/td\u003e\n\u003ctd style=\"border-bottom:1px solid #eee;padding:8px;vertical-align:top;\"\u003e10 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"border-bottom:1px solid #eee;padding:8px;vertical-align:top;\"\u003eMaximum working load (kg)\u003c\/td\u003e\n\u003ctd style=\"border-bottom:1px solid #eee;padding:8px;vertical-align:top;\"\u003e750 kg\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"border-bottom:1px solid #eee;padding:8px;vertical-align:top;\"\u003eMaximum working load (lb)\u003c\/td\u003e\n\u003ctd style=\"border-bottom:1px solid #eee;padding:8px;vertical-align:top;\"\u003e1653 lb\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"border-bottom:1px solid #eee;padding:8px;vertical-align:top;\"\u003eSheave Ø (in)\u003c\/td\u003e\n\u003ctd style=\"border-bottom:1px solid #eee;padding:8px;vertical-align:top;\"\u003e1 3\/4 in\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"border-bottom:1px solid #eee;padding:8px;vertical-align:top;\"\u003eSheave Ø (mm)\u003c\/td\u003e\n\u003ctd style=\"border-bottom:1px solid #eee;padding:8px;vertical-align:top;\"\u003e45 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"border-bottom:1px solid #eee;padding:8px;vertical-align:top;\"\u003eWeight (g)\u003c\/td\u003e\n\u003ctd style=\"border-bottom:1px solid #eee;padding:8px;vertical-align:top;\"\u003e82 g\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"border-bottom:1px solid #eee;padding:8px;vertical-align:top;\"\u003eWeight (oz)\u003c\/td\u003e\n\u003ctd style=\"border-bottom:1px solid #eee;padding:8px;vertical-align:top;\"\u003e2.89 oz\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\u003c!-- sr-faq v=1 vendor=harken source_sha256=d90a392a3da82408a6e5febbc3dbda1c6b2244a073efd4ecc812de074eb29966 --\u003e\u003ch3\u003eFAQs\u003c\/h3\u003e\u003cdetails\u003e\u003csummary\u003eAre any specific maintenance or care instructions provided?\u003c\/summary\u003e\u003cdiv\u003e\u003cp\u003eThe documentation does not provide maintenance or care instructions for the 45 mm Black Magic Runner Block.\u003c\/p\u003e\u003c\/div\u003e\u003c\/details\u003e\u003cdetails\u003e\u003csummary\u003eCan this block be installed above or below the waterline?\u003c\/summary\u003e\u003cdiv\u003e\u003cp\u003eThe documentation does not provide guidance on installing the block above or below the waterline.\u003c\/p\u003e\u003c\/div\u003e\u003c\/details\u003e\u003cdetails\u003e\u003csummary\u003eIs there any wiring or electrical connection required for this product?\u003c\/summary\u003e\u003cdiv\u003e\u003cp\u003eNo wiring or electrical connections are mentioned for the 45 mm Runner Block in the provided documentation.\u003c\/p\u003e\u003c\/div\u003e\u003c\/details\u003e\u003cdetails\u003e\u003csummary\u003eAre any control switches or controller options specified for use with this block?\u003c\/summary\u003e\u003cdiv\u003e\u003cp\u003eNo information on control switches or controller options is included in the available documentation for this block.\u003c\/p\u003e\u003c\/div\u003e\u003c\/details\u003e\u003cdetails\u003e\u003csummary\u003eDoes the product require or specify system compatibility information?\u003c\/summary\u003e\u003cdiv\u003e\u003cp\u003eNo compatibility or requirement information (systems, controllers, voltage, etc.) is provided in the available documentation.\u003c\/p\u003e\u003c\/div\u003e\u003c\/details\u003e\u003cdetails\u003e\u003csummary\u003eDoes the product documentation specify mounting instructions for this block?\u003c\/summary\u003e\u003cdiv\u003e\u003cp\u003eThere are no detailed mounting instructions or constraints provided in the official documentation for this block.\u003c\/p\u003e\u003c\/div\u003e\u003c\/details\u003e\u003cdetails\u003e\u003csummary\u003eDoes the block have any specific surface finish requirements?\u003c\/summary\u003e\u003cdiv\u003e\u003cp\u003eSurface finish is not specified, as indicated by '-' in the documentation.\u003c\/p\u003e\u003c\/div\u003e\u003c\/details\u003e\u003cdetails\u003e\u003csummary\u003eAre there safety warnings or cautions provided in the documentation?\u003c\/summary\u003e\u003cdiv\u003e\u003cp\u003eNo safety warnings or cautions are listed in the official documentation for this product.\u003c\/p\u003e\u003c\/div\u003e\u003c\/details\u003e\u003cdetails\u003e\u003csummary\u003eWhat type of finish is specified for this block?\u003c\/summary\u003e\u003cdiv\u003e\u003cp\u003eThe document notes that the finish is not specified in detail and is left as '-' in the technical table.\u003c\/p\u003e\u003c\/div\u003e\u003c\/details\u003e\u003cdetails\u003e\u003csummary\u003eAre there any unique features in the design for product integrity?\u003c\/summary\u003e\u003cdiv\u003e\u003cp\u003eThe product drawing states: 'REMOVE ALL BURRS AND BREAK SHARP EDGES WITH 0.010 MAX RADIUS OR CHAMFER' for quality.\u003c\/p\u003e\u003c\/div\u003e\u003c\/details\u003e\u003cscript type=\"application\/ld+json\"\u003e{\"@context\": \"https:\/\/schema.org\", \"@type\": \"FAQPage\", \"mainEntity\": [{\"@type\": \"Question\", \"name\": \"Are any specific maintenance or care instructions provided?\", \"acceptedAnswer\": {\"@type\": \"Answer\", \"text\": \"The documentation does not provide maintenance or care instructions for the 45 mm Black Magic Runner Block.\"}}, {\"@type\": \"Question\", \"name\": \"Can this block be installed above or below the waterline?\", \"acceptedAnswer\": {\"@type\": \"Answer\", \"text\": \"The documentation does not provide guidance on installing the block above or below the waterline.\"}}, {\"@type\": \"Question\", \"name\": \"Is there any wiring or electrical connection required for this product?\", \"acceptedAnswer\": {\"@type\": \"Answer\", \"text\": \"No wiring or electrical connections are mentioned for the 45 mm Runner Block in the provided documentation.\"}}, {\"@type\": \"Question\", \"name\": \"Are any control switches or controller options specified for use with this block?\", \"acceptedAnswer\": {\"@type\": \"Answer\", \"text\": \"No information on control switches or controller options is included in the available documentation for this block.\"}}, {\"@type\": \"Question\", \"name\": \"Does the product require or specify system compatibility information?\", \"acceptedAnswer\": {\"@type\": \"Answer\", \"text\": \"No compatibility or requirement information (systems, controllers, voltage, etc.) is provided in the available documentation.\"}}, {\"@type\": \"Question\", \"name\": \"Does the product documentation specify mounting instructions for this block?\", \"acceptedAnswer\": {\"@type\": \"Answer\", \"text\": \"There are no detailed mounting instructions or constraints provided in the official documentation for this block.\"}}, {\"@type\": \"Question\", \"name\": \"Does the block have any specific surface finish requirements?\", \"acceptedAnswer\": {\"@type\": \"Answer\", \"text\": \"Surface finish is not specified, as indicated by '-' in the documentation.\"}}, {\"@type\": \"Question\", \"name\": \"Are there safety warnings or cautions provided in the documentation?\", \"acceptedAnswer\": {\"@type\": \"Answer\", \"text\": \"No safety warnings or cautions are listed in the official documentation for this product.\"}}, {\"@type\": \"Question\", \"name\": \"What type of finish is specified for this block?\", \"acceptedAnswer\": {\"@type\": \"Answer\", \"text\": \"The document notes that the finish is not specified in detail and is left as '-' in the technical table.\"}}, {\"@type\": \"Question\", \"name\": \"Are there any unique features in the design for product integrity?\", \"acceptedAnswer\": {\"@type\": \"Answer\", \"text\": \"The product drawing states: 'REMOVE ALL BURRS AND BREAK SHARP EDGES WITH 0.010 MAX RADIUS OR CHAMFER' for quality.\"}}]}\u003c\/script\u003e\u003c!-- \/sr-faq --\u003e\u003c!-- \/harken-official --\u003e","brand":"Harken","offers":[{"title":"Default Title","offer_id":53195994399057,"sku":"3396","price":289.0,"currency_code":"CHF","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0955\/4434\/4913\/files\/ae85d1aa-ca47-4902-988c-f4a601b267ba.jpg?v=1772623133","url":"https:\/\/www.sailrace.com\/it-ch\/products\/harken-45-mm-single-runner-block","provider":"SailRACE","version":"1.0","type":"link"}