{"id":20348,"date":"2025-02-26T11:10:41","date_gmt":"2025-02-26T10:10:41","guid":{"rendered":"https:\/\/shopandsail.fr\/?post_type=product&#038;p=20348"},"modified":"2025-04-29T13:34:59","modified_gmt":"2025-04-29T11:34:59","slug":"esp-57-mm-swivel-pulley-harken","status":"publish","type":"product","link":"https:\/\/shopandsail.com\/en\/shop\/blocks\/ball-bearing-blocks-en\/esp-57-mm-swivel-pulley-harken\/","title":{"rendered":"ESP 57 mm swivel pulley Harken"},"content":{"rendered":"<p>The <strong>Harken <\/strong><strong>ESP 57 mm swivel pulley<\/strong>\u00a0is an essential piece of equipment for sailors looking for a <strong>robust<\/strong> and <strong>efficient<\/strong> solution to manage heavy loads on board. Designed with a simplified approach, this block is ideal for applications requiring increased strength, including halyards, reefing lines and backstay blocks.<\/p>\n<p>With its <strong>57 mm sheave mounted<\/strong> on bearings, it reduces friction and allows the rope to pass smoothly, even under load. Its reinforced shaft ensures optimum force distribution, making it a reliable choice for cruising and racing yachts requiring <strong>high performance<\/strong>.<\/p>\n<p><strong>The integrated swivel<\/strong> allows optimum freedom of movement, ensuring perfect alignment with the load and reducing premature <a href=\"\/?product_cat=greement-courant\">rope<\/a> wear. Its construction in resistant materials gives it exceptional durability in the face of marine conditions. This includes prolonged exposure to <strong>salt<\/strong> and <strong>UV rays<\/strong>.<\/p>\n<p>With a maximum working load of <strong>1,000 kg<\/strong> and a breaking load of <strong>2,000 kg<\/strong>, this block is designed to withstand high tensions while guaranteeing <a href=\"\/?product_cat=securite-signalisation\">safety<\/a> and efficiency during manoeuvres. A must-have for yachtsmen and racers looking to optimise their rig settings.<\/p>\n<h6>Technical specifications Harken ESP 57 mm swivel pulley :<\/h6>\n<ul>\n<li><strong>Sheave diameter :<\/strong> 57 mm<\/li>\n<li><strong>Sheave length :<\/strong> 140 mm<\/li>\n<li><strong>Weight :<\/strong> 218 g<\/li>\n<li><strong>Shackle diameter :<\/strong> 8 mm<\/li>\n<li><strong>Maximum rope diameter :<\/strong> 16 mm<\/li>\n<li><strong>Maximum working load :<\/strong> 1000 kg<\/li>\n<li><strong>Breaking load :<\/strong> 2000 kg<\/li>\n<li><strong>Application :<\/strong> Ideal for halyards, reefing lines and backstay tackle<\/li>\n<li><strong>Robust construction :<\/strong> bearing-mounted axle for high static loads<\/li>\n<li><strong>Integrated swivel :<\/strong> Perfectly aligned with the load for smoother manoeuvring<\/li>\n<\/ul>\n","protected":false},"excerpt":{"rendered":"<p>The <strong>Harken <\/strong><strong>ESP 57 mm swivel pulley<\/strong>\u00a0is designed for high static loads thanks to its bearing-mounted spindle. It is a reliable and robust solution for <strong>halyards<\/strong>, <strong>reefing lines<\/strong> and <strong>backstay tackles<\/strong>, ensuring smooth and precise manoeuvring on board. This block has a maximum working load of 1000 kg and a breaking load of 2000 kg, making it a reliable solution.<\/p>\n","protected":false},"featured_media":20341,"template":"","meta":{"_acf_changed":false,"_kad_blocks_custom_css":"","_kad_blocks_head_custom_js":"","_kad_blocks_body_custom_js":"","_kad_blocks_footer_custom_js":"","_kad_post_transparent":"default","_kad_post_title":"","_kad_post_layout":"default","_kad_post_sidebar_id":"","_kad_post_content_style":"default","_kad_post_vertical_padding":"default","_kad_post_feature":"","_kad_post_feature_position":"","_kad_post_header":false,"_kad_post_footer":false,"_kad_post_classname":""},"monocoques":[],"multicoques":[1449,1441,1467],"stock":[],"product_brand":[],"product_cat":[297,1209,1221],"product_tag":[],"product_brands":[1560],"class_list":{"0":"post-20348","1":"product","2":"type-product","3":"status-publish","4":"has-post-thumbnail","6":"multicoques-482-en","7":"multicoques-nautitech-catamarans-en","8":"multicoques-other-models-en","9":"product_cat-fittings-en","10":"product_cat-blocks","11":"product_cat-ball-bearing-blocks-en","12":"product_brands-harken-en","14":"first","15":"instock","16":"taxable","17":"shipping-taxable","18":"purchasable","19":"product-type-simple","20":"entry","21":"content-bg","22":"loop-entry"},"bundled_by":[],"bundle_stock_status":"instock","bundle_stock_quantity":0,"bundle_virtual":false,"bundle_layout":"","bundle_add_to_cart_form_location":"","bundle_editable_in_cart":false,"bundle_sold_individually_context":"","bundle_item_grouping":"","bundle_min_size":"","bundle_max_size":"","bundle_price":[],"bundled_items":[],"bundle_sell_ids":[],"acf":[],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v26.5 - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>ESP 57 mm swivel pulley Harken - Shop and Sail<\/title>\n<meta name=\"description\" content=\"The Harken ESP 57 mm swivel pulley is essential equipment for sailors looking for a robust and efficient solution. 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