{"id":5459,"date":"2020-12-23T16:25:24","date_gmt":"2021-04-22T13:49:12","guid":{"rendered":"https:\/\/karver.encours.dev\/produit\/product\/"},"modified":"2026-04-01T09:44:52","modified_gmt":"2026-04-01T07:44:52","slug":"kj15","status":"publish","type":"product","link":"https:\/\/www.karver-systems.com\/en\/product\/kj15\/","title":{"rendered":"KJ15 HIGH LOADS JAMMER"},"content":{"rendered":"<p>The KJ15 is the original aluminum version of our 3-jaw high load ascender. A carbon version has been completing the range since 2020. The secret of KJ blockers lies in 2 simple technical elements : a conical shape where the more you pull the more it gets stuck and the use of 3 jaws to distribute the load over 360 \u00b0 so as to never flatten or damage the ropes. Our blocker is no exception to the chore of cleaning but we have thought of you : The ascender is in 2 parts which makes it possible to extract the ascender very quickly without having to disassemble its glued &#8211; screwed support. The result : an innovative and efficient ascender that does not let go and that does not damage the strings. We have counted more than 60 KJ on the fleet of 33 sailing boats participating in the Vend\u00e9e Globe 2020-2021. Convinced ?<\/p>\n","protected":false},"excerpt":{"rendered":"<p>The KJ15 is the original aluminum version of our 3-jaw high load ascender. A carbon version has been completing the range since 2020. The secret of KJ blockers lies in 2 simple technical elements : a conical shape where the more you pull the more it gets stuck and the use of 3 jaws to [&hellip;]<\/p>\n","protected":false},"featured_media":4274,"template":"","meta":{"_acf_changed":false},"karver_prognav":[457,459,458],"product_brand":[],"product_cat":[418],"product_tag":[],"class_list":{"0":"post-5459","1":"product","2":"type-product","3":"status-publish","4":"has-post-thumbnail","6":"karver_prognav-racing","7":"karver_prognav-sailing","8":"karver_prognav-super-yacht-en","9":"product_cat-kj-alu-hr-jammers-complete","11":"first","12":"instock","13":"taxable","14":"shipping-taxable","15":"purchasable","16":"product-type-simple"},"acf":[],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v27.2 - https:\/\/yoast.com\/product\/yoast-seo-wordpress\/ -->\n<title>KJ15 HIGH LOADS JAMMER - Karver systems<\/title>\n<meta name=\"description\" content=\"The KJ15 is the original aluminum version of our 3-jaw high load ascender. 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