{"id":6328,"date":"2025-07-04T14:54:27","date_gmt":"2025-07-04T12:54:27","guid":{"rendered":"https:\/\/mastersport.com.pl\/?post_type=product&#038;p=6328"},"modified":"2025-07-07T11:57:18","modified_gmt":"2025-07-07T09:57:18","slug":"bmm-11-12-leg-curlleg-extension","status":"publish","type":"product","link":"https:\/\/mastersport.com.pl\/en\/produkt\/bmm-11-12-leg-curlleg-extension\/","title":{"rendered":"BMM 11\/12 Leg curl&#038;leg extension"},"content":{"rendered":"<p><span class=\"HwtZe\" lang=\"en\"><span class=\"jCAhz ChMk0b\"><span class=\"ryNqvb\">Strength machine designed for exercising the quadriceps and biceps femoris muscles in a sitting position.<\/span><\/span> <span class=\"jCAhz ChMk0b\"><span class=\"ryNqvb\">The device has a 5-step pneumatic adjustment of the backrest position.<\/span><\/span> <span class=\"jCAhz ChMk0b\"><span class=\"ryNqvb\">The pneumatic actuators used allow for easy adjustment of the elements by the exerciser without having to get off the device.<\/span><\/span> <span class=\"jCAhz ChMk0b\"><span class=\"ryNqvb\">The machine also has a 6-step adjustment of the arm angle (used in rehabilitation) and a 7-step adjustment of the roller.<\/span><\/span> <span class=\"jCAhz ChMk0b\"><span class=\"ryNqvb\">The structure of the device is made of a flat oval section measuring 125x60x3, powder coated twice.<\/span><\/span> <span class=\"jCAhz ChMk0b\"><span class=\"ryNqvb\">The stack covers are made of profiled sheet metal.<\/span><\/span> <span class=\"jCAhz\"><span class=\"ryNqvb\">The stack is equipped with a magnetic load selector.<\/span><\/span> <span class=\"jCAhz ChMk0b\"><span class=\"ryNqvb\">The load selection takes place every 5 kg.<\/span><\/span> <span class=\"jCAhz ChMk0b\"><span class=\"ryNqvb\">The handles are made of polyurethane that does not degrade in contact with human sweat.<\/span><\/span> <span class=\"jCAhz ChMk0b\"><span class=\"ryNqvb\">The upholstery elements are made of 4 cm thick rebound foam and have been adapted to the anatomical shapes of the exerciser, which promotes comfort and safety of use.<\/span><\/span> <span class=\"jCAhz ChMk0b\"><span class=\"ryNqvb\">An additional advantage is the unique load transfer system using biomechanically tested cams, developed in cooperation with the Biomechanics Department of the Warsaw University of Physical Education, which protects against injuries resulting from muscle overload and ensures an increase in exercise effects of up to 30%.<\/span><\/span><\/span><\/p>\n","protected":false},"excerpt":{"rendered":"<p>Strength machine designed for exercising the quadriceps and biceps femoris muscles in a sitting position. The device has a 5-step pneumatic adjustment of the backrest position. The pneumatic actuators used allow for easy adjustment of the elements by the exerciser without having to get off the device. The machine also has a 6-step adjustment of [&hellip;]<\/p>\n","protected":false},"featured_media":6280,"template":"","meta":[],"product_cat":[568],"product_tag":[],"class_list":["post-6328","product","type-product","status-publish","has-post-thumbnail","hentry","product_cat-biomotion-2"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v19.9 - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>BMM 11\/12 Leg curl&#038;leg extension - MasterSport<\/title>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/mastersport.com.pl\/en\/produkt\/bmm-11-12-leg-curlleg-extension\/\" \/>\n<meta property=\"og:locale\" content=\"en_US\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"BMM 11\/12 Leg curl&#038;leg extension - MasterSport\" \/>\n<meta property=\"og:description\" content=\"Strength machine designed for exercising the quadriceps and biceps femoris muscles in a sitting position. The device has a 5-step pneumatic adjustment of the backrest position. The pneumatic actuators used allow for easy adjustment of the elements by the exerciser without having to get off the device. The machine also has a 6-step adjustment of [&hellip;]\" \/>\n<meta property=\"og:url\" content=\"https:\/\/mastersport.com.pl\/en\/produkt\/bmm-11-12-leg-curlleg-extension\/\" \/>\n<meta property=\"og:site_name\" content=\"MasterSport\" \/>\n<meta property=\"article:modified_time\" content=\"2025-07-07T09:57:18+00:00\" \/>\n<meta property=\"og:image\" content=\"https:\/\/mastersport.com.pl\/wp-content\/uploads\/2025\/03\/BMM11-12-dual-1024x791.jpg\" \/>\n\t<meta property=\"og:image:width\" content=\"1024\" \/>\n\t<meta property=\"og:image:height\" content=\"791\" \/>\n\t<meta property=\"og:image:type\" content=\"image\/jpeg\" \/>\n<meta name=\"twitter:card\" content=\"summary_large_image\" \/>\n<meta name=\"twitter:label1\" content=\"Est. reading time\" \/>\n\t<meta name=\"twitter:data1\" content=\"2 minutes\" \/>\n<script type=\"application\/ld+json\" class=\"yoast-schema-graph\">{\"@context\":\"https:\/\/schema.org\",\"@graph\":[{\"@type\":\"WebPage\",\"@id\":\"https:\/\/mastersport.com.pl\/en\/produkt\/bmm-11-12-leg-curlleg-extension\/\",\"url\":\"https:\/\/mastersport.com.pl\/en\/produkt\/bmm-11-12-leg-curlleg-extension\/\",\"name\":\"BMM 11\/12 Leg curl&#038;leg extension - MasterSport\",\"isPartOf\":{\"@id\":\"https:\/\/mastersport.com.pl\/#website\"},\"datePublished\":\"2025-07-04T12:54:27+00:00\",\"dateModified\":\"2025-07-07T09:57:18+00:00\",\"breadcrumb\":{\"@id\":\"https:\/\/mastersport.com.pl\/en\/produkt\/bmm-11-12-leg-curlleg-extension\/#breadcrumb\"},\"inLanguage\":\"en-US\",\"potentialAction\":[{\"@type\":\"ReadAction\",\"target\":[\"https:\/\/mastersport.com.pl\/en\/produkt\/bmm-11-12-leg-curlleg-extension\/\"]}]},{\"@type\":\"BreadcrumbList\",\"@id\":\"https:\/\/mastersport.com.pl\/en\/produkt\/bmm-11-12-leg-curlleg-extension\/#breadcrumb\",\"itemListElement\":[{\"@type\":\"ListItem\",\"position\":1,\"name\":\"Strona g\u0142\u00f3wna\",\"item\":\"https:\/\/mastersport.com.pl\/en\/\"},{\"@type\":\"ListItem\",\"position\":2,\"name\":\"Produkty\",\"item\":\"https:\/\/mastersport.com.pl\/shop\/\"},{\"@type\":\"ListItem\",\"position\":3,\"name\":\"BMM 11\/12 Leg curl&#038;leg extension\"}]},{\"@type\":\"WebSite\",\"@id\":\"https:\/\/mastersport.com.pl\/#website\",\"url\":\"https:\/\/mastersport.com.pl\/\",\"name\":\"MasterSport\",\"description\":\"\",\"potentialAction\":[{\"@type\":\"SearchAction\",\"target\":{\"@type\":\"EntryPoint\",\"urlTemplate\":\"https:\/\/mastersport.com.pl\/?s={search_term_string}\"},\"query-input\":\"required name=search_term_string\"}],\"inLanguage\":\"en-US\"}]}<\/script>\n<!-- \/ Yoast SEO plugin. -->","yoast_head_json":{"title":"BMM 11\/12 Leg curl&#038;leg extension - MasterSport","robots":{"index":"index","follow":"follow","max-snippet":"max-snippet:-1","max-image-preview":"max-image-preview:large","max-video-preview":"max-video-preview:-1"},"canonical":"https:\/\/mastersport.com.pl\/en\/produkt\/bmm-11-12-leg-curlleg-extension\/","og_locale":"en_US","og_type":"article","og_title":"BMM 11\/12 Leg curl&#038;leg extension - MasterSport","og_description":"Strength machine designed for exercising the quadriceps and biceps femoris muscles in a sitting position. 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