{"product_id":"pale-cetma-mantra-in-carbonio-paio","title":"Cetma Mantra carbon fins pair","description":"\u003cp\u003e\u003cspan class=\"wsw-02\"\u003e\u003cstrong\u003eMANTRA carbon fiber blades key features:\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan class=\"wsw-02\"\u003e1) Blade 100% IM7 carbon fiber.\u003cbr\u003e2) The material is 100% PRE-PREG Carbon obtained with hot melt impregnation systems using tetra-functional resin.\u003cbr\u003e3) 3D-Tech: Proprietary technology, exclusive know-how of CETMA COMPOSITES, using high pressure, high temperature and vacuum, which results in a component with 0% voids, free of defects, and with a constant fiber\/resin ratio throughout the blade.\u003cbr\u003e4) FEM Design: The design of MANTRA is optimized through careful finite element analysis (FEM). The software used ensures an optimal distribution of stiffnesses in order to reproduce a blade deformation that guarantees maximum hydrodynamic efficiency.\u003cbr\u003e5) Signature model: Developed in collaboration with CWT bi fins world champion Michele Giurgola;\u003cbr\u003e6) DRS (Dynamic Resonance System) new innovative system exclusive to CETMA COMPOSITES. This system implies that the MANTRA blade has been designed to resonate within a specific finning frequency range. Resonance is a well-known physical phenomenon that characterizes any structure. Simply put, when a structure is forced at a frequency close to its natural frequency, the amplitude of vibrations increases very efficiently (low damping). Through engineering design, the stiffness and mass of the blade have been distributed in such a way as to \"tune\" the blade within a certain range of natural frequencies close to those of the finning frequency, thus allowing the phenomenon of resonance. The final user feedback is therefore a very low effort corresponding to incredible propulsion. This study was conducted using a laser vibrometer (LDV) to perform a modal analysis, which was used to establish the mass and stiffness distribution of the blade.\u003cbr\u003e7) Dimensions: Width 195 mm; Length from bend 742 mm; tilt angle 33 degrees.\u003cbr\u003e8) Stiffnesses: super soft (XS), soft (S), medium (M).\u003c9) Colors: White, Gold, Magenta.\u003cbr\u003e10) Foot pocket attachment: CETMA COMPOSITES, Mares and Pathos. screw kit not included\u003cbr\u003e11) Water rail: High-performance variable height water rails.\u003cbr\u003e12) Warranty: 2 years on carbon parts; 5 years if assembled with Cetma Composites foot pocket (\u003ca href=\"https:\/\/freediving.cetmacomposites.it\/it\/pagina\/7-garanzia- sui-prodotti\"\u003eFind out how\u003c\/a\u003e).\u003cbr\u003e13) Achieved results: ITALIAN CHAMPION 2016 CWT bifins with -92 meters in 2 minutes and 55 seconds.\u003c\/span\u003e\u003c\/p\u003e","brand":"Scubamarket","offers":[{"title":"White \/ Extra Soft \/ No-Drill S-Wing Mount","offer_id":57214693376335,"sku":null,"price":356.0,"currency_code":"EUR","in_stock":true},{"title":"White \/ Extra Soft \/ Perforated S-Wing Attack","offer_id":57214693409103,"sku":null,"price":356.0,"currency_code":"EUR","in_stock":true},{"title":"White \/ Soft \/ No-Drill S-Wing Mount","offer_id":57214693441871,"sku":null,"price":356.0,"currency_code":"EUR","in_stock":true},{"title":"White \/ Soft \/ Perforated S-Wing Attack","offer_id":57214693474639,"sku":null,"price":356.0,"currency_code":"EUR","in_stock":true},{"title":"White \/ Medium \/ No-Drill S-Wing Mount","offer_id":57214693507407,"sku":null,"price":356.0,"currency_code":"EUR","in_stock":true},{"title":"White \/ Medium \/ Perforated S-Wing Attack","offer_id":57214693540175,"sku":null,"price":356.0,"currency_code":"EUR","in_stock":true},{"title":"White \/ Difficile \/ No-Drill S-Wing Mount","offer_id":57214693572943,"sku":null,"price":356.0,"currency_code":"EUR","in_stock":true},{"title":"White \/ Difficile \/ Perforated S-Wing Attack","offer_id":57214693605711,"sku":null,"price":356.0,"currency_code":"EUR","in_stock":true},{"title":"Magenta \/ Extra Soft \/ No-Drill S-Wing Mount","offer_id":57214693638479,"sku":null,"price":356.0,"currency_code":"EUR","in_stock":true},{"title":"Magenta \/ Extra Soft \/ Perforated S-Wing Attack","offer_id":57214693671247,"sku":null,"price":356.0,"currency_code":"EUR","in_stock":true},{"title":"Magenta \/ Soft \/ No-Drill S-Wing Mount","offer_id":57214693704015,"sku":null,"price":356.0,"currency_code":"EUR","in_stock":true},{"title":"Magenta \/ Soft \/ Perforated S-Wing Attack","offer_id":57214693736783,"sku":null,"price":356.0,"currency_code":"EUR","in_stock":true},{"title":"Magenta \/ Medium \/ No-Drill S-Wing Mount","offer_id":57214693769551,"sku":null,"price":356.0,"currency_code":"EUR","in_stock":true},{"title":"Magenta \/ Medium \/ Perforated S-Wing Attack","offer_id":57214693802319,"sku":null,"price":356.0,"currency_code":"EUR","in_stock":true},{"title":"Magenta \/ Difficile \/ No-Drill S-Wing Mount","offer_id":57214693835087,"sku":null,"price":356.0,"currency_code":"EUR","in_stock":true},{"title":"Magenta \/ Difficile \/ Perforated S-Wing Attack","offer_id":57214693867855,"sku":null,"price":356.0,"currency_code":"EUR","in_stock":true},{"title":"Gold \/ Extra Soft \/ No-Drill S-Wing Mount","offer_id":57214693900623,"sku":null,"price":356.0,"currency_code":"EUR","in_stock":true},{"title":"Gold \/ Extra Soft \/ Perforated S-Wing Attack","offer_id":57214693933391,"sku":null,"price":356.0,"currency_code":"EUR","in_stock":true},{"title":"Gold \/ Soft \/ No-Drill S-Wing Mount","offer_id":57214693966159,"sku":null,"price":356.0,"currency_code":"EUR","in_stock":true},{"title":"Gold \/ Soft \/ Perforated S-Wing Attack","offer_id":57214693998927,"sku":null,"price":356.0,"currency_code":"EUR","in_stock":true},{"title":"Gold \/ Medium \/ No-Drill S-Wing Mount","offer_id":57214694031695,"sku":null,"price":356.0,"currency_code":"EUR","in_stock":true},{"title":"Gold \/ Medium \/ Perforated S-Wing Attack","offer_id":57214694064463,"sku":null,"price":356.0,"currency_code":"EUR","in_stock":true},{"title":"Gold \/ Difficile \/ No-Drill S-Wing Mount","offer_id":57214694097231,"sku":null,"price":356.0,"currency_code":"EUR","in_stock":true},{"title":"Gold \/ Difficile \/ Perforated S-Wing Attack","offer_id":57214694129999,"sku":null,"price":356.0,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0983\/1900\/8079\/files\/pala_cetma_mantra_pellicanomare.webp?v=1773197370","url":"https:\/\/scubamarket.store\/en\/products\/pale-cetma-mantra-in-carbonio-paio","provider":"Scubaspot","version":"1.0","type":"link"}