{"product_id":"aluminium-mast-extension-u-pin-rdm","title":"HD RDM Aluminium Mast Extension (U-Pin) 30","description":"\u003ch1\u003eUnifiber HD RDM Aluminium Mast Extension U-Pin\u003c\/h1\u003e\n\n\u003cdiv class=\"product-description\"\u003e\n\n\n  \u003cp\u003eThe \u003cstrong\u003eUnifiber HD RDM Aluminium Mast Extension U-Pin\u003c\/strong\u003e is an extension designed to offer \u003cstrong\u003emaximum strength, structural rigidity, and reliability under load\u003c\/strong\u003e. It is a suitable choice for advanced windsurfers, wave riders, and high-performance riders looking for a solid and secure component even in the most demanding conditions.\u003c\/p\u003e\n\n\n  \u003cp\u003eThe range is available in various lengths, including the \u003cstrong\u003e5-30 cm\u003c\/strong\u003e and \u003cstrong\u003e5-45 cm\u003c\/strong\u003e versions, to adapt to different trim needs. The \u003cstrong\u003eT6 tempered aluminum\u003c\/strong\u003e structure, \u003cstrong\u003ereinforced nylon base\u003c\/strong\u003e, \u003cstrong\u003estainless steel reinforcement\u003c\/strong\u003e at the connection point, and the \u003cstrong\u003eU-Pin Push Button\u003c\/strong\u003e system make this extension a technical solution designed to withstand high loads and intensive use.\u003c\/p\u003e\n\n\n  \u003ch2\u003eMain Features\u003c\/h2\u003e\n\n  \u003cul\u003e\n\n    \u003cli\u003eMast extension for \u003cstrong\u003eRDM masts\u003c\/strong\u003e.\u003c\/li\u003e\n\n    \u003cli\u003eAvailable in multiple sizes, including \u003cstrong\u003e5-30 cm\u003c\/strong\u003e and \u003cstrong\u003e5-45 cm\u003c\/strong\u003e versions.\u003c\/li\u003e\n\n    \u003cli\u003eStructure in \u003cstrong\u003eT6 tempered aluminum\u003c\/strong\u003e.\u003c\/li\u003e\n\n    \u003cli\u003e\n\n\u003cstrong\u003eReinforced nylon base\u003c\/strong\u003e.\u003c\/li\u003e\n\n    \u003cli\u003e\n\n\u003cstrong\u003eStainless steel insert\u003c\/strong\u003e in the connection between tube and base.\u003c\/li\u003e\n\n    \u003cli\u003e\n\u003cstrong\u003eU-Pin Push Button\u003c\/strong\u003e attachment system.\u003c\/li\u003e\n\n    \u003cli\u003eCollar \u003cstrong\u003eNylon + Stainless Steel Reinforced Ring + Pin\u003c\/strong\u003e.\u003c\/li\u003e\n\n    \u003cli\u003eDownhaul system \u003cstrong\u003e6:1 with 2 pulleys\u003c\/strong\u003e.\u003c\/li\u003e\n\n    \u003cli\u003ePulley orientation designed for simple and intuitive rigging.\u003c\/li\u003e\n\n    \u003cli\u003eCompatible with ropes \u003cstrong\u003e3.8 - 4.0 mm\u003c\/strong\u003e.\u003c\/li\u003e\n\n    \u003cli\u003eRecommended rope: \u003cstrong\u003ePre-stretched Polyester 4.0 mm\u003c\/strong\u003e.\u003c\/li\u003e\n\n    \u003cli\u003eAdjustment in steps of \u003cstrong\u003e25 mm\u003c\/strong\u003e.\u003c\/li\u003e\n\n    \u003cli\u003eBase suitable for comfortable rigging even barefoot.\u003c\/li\u003e\n\n  \u003c\/ul\u003e\n\n\n  \u003ch2\u003eProduct Advantages\u003c\/h2\u003e\n\n\n  \u003ch3\u003eDesigned for high loads\u003c\/h3\u003e\n\n  \u003cp\u003eThe HD line is developed to withstand intense use and significant stresses. The rigid and reinforced construction offers greater safety and performance continuity when the rig is subjected to high tension.\u003c\/p\u003e\n\n\n  \u003ch3\u003eReinforced structure\u003c\/h3\u003e\n\n  \u003cp\u003eThe main tube in T6 tempered aluminum, the reinforced nylon base, and the stainless steel insert in the connection area contribute to creating a solid and durable extension. This configuration is designed for those looking for a reliable component even in difficult conditions.\u003c\/p\u003e\n\n\n  \u003ch3\u003eIdeal for wave and high performance\u003c\/h3\u003e\n\n  \u003cp\u003eThis extension is suitable for advanced riders, racers, and wave sailors who require a component capable of withstanding high loads and heavy use. It is a solution oriented towards performance and resistance, rather than simple lightness.\u003c\/p\u003e\n\n\n  \u003ch3\u003eIntuitive rigging\u003c\/h3\u003e\n\n  \u003cp\u003eThe orientation of the pulley and cleat system is designed to make rigging more direct and functional. This helps to manage the downhaul more practically even when working with challenging settings.\u003c\/p\u003e\n\n\n  \u003ch2\u003eTechnical Specifications\u003c\/h2\u003e\n\n  \u003cul\u003e\n\n    \u003cli\u003e\n\n\u003cstrong\u003eDiameter:\u003c\/strong\u003e RDM\u003c\/li\u003e\n\n    \u003cli\u003e\n\n\u003cstrong\u003eBase compatibility:\u003c\/strong\u003e U-Pin\u003c\/li\u003e\n\n    \u003cli\u003e\n\n\u003cstrong\u003eLocking mechanism:\u003c\/strong\u003e U-Pin Push Button\u003c\/li\u003e\n\n    \u003cli\u003e\n\n\u003cstrong\u003eCollar:\u003c\/strong\u003e Nylon + Stainless Steel Reinforced Ring + Pin\u003c\/li\u003e\n\n    \u003cli\u003e\n\n\u003cstrong\u003eConstruction:\u003c\/strong\u003e aluminum\u003c\/li\u003e\n\n    \u003cli\u003e\n\n\u003cstrong\u003eReinforcement:\u003c\/strong\u003e aluminum\u003c\/li\u003e\n\n    \u003cli\u003e\n\n\u003cstrong\u003eDownhaul system:\u003c\/strong\u003e 6:1 - 2 pulleys\u003c\/li\u003e\n\n    \u003cli\u003e\n\n\u003cstrong\u003ePulley diameter:\u003c\/strong\u003e 17 mm\u003c\/li\u003e\n\n    \u003cli\u003e\n\n\u003cstrong\u003ePulley orientation:\u003c\/strong\u003e 0°\u003c\/li\u003e\n\n    \u003cli\u003e\n\n\u003cstrong\u003eRope compatibility:\u003c\/strong\u003e 3.8 - 4.0 mm\u003c\/li\u003e\n\n    \u003cli\u003e\n\n\u003cstrong\u003eRope:\u003c\/strong\u003e Pre-stretched Polyester 4.0 mm\u003c\/li\u003e\n\n    \u003cli\u003e\n\n\u003cstrong\u003eAdjustment step:\u003c\/strong\u003e 25 mm\u003c\/li\u003e\n\n    \u003cli\u003e\n\n\u003cstrong\u003eOuter tube diameter:\u003c\/strong\u003e 32 mm\u003c\/li\u003e\n\n    \u003cli\u003e\n\n\u003cstrong\u003eWall thickness:\u003c\/strong\u003e 3 mm\u003c\/li\u003e\n\n    \u003cli\u003e\n\n\u003cstrong\u003eFinish:\u003c\/strong\u003e anodized\u003c\/li\u003e\n\n    \u003cli\u003e\n\n\u003cstrong\u003eBarefoot friendly rigging:\u003c\/strong\u003e yes\u003c\/li\u003e\n\n  \u003c\/ul\u003e\n\n\n  \u003ch2\u003eAvailable Versions\u003c\/h2\u003e\n\n\n  \u003cp\u003eThe extension is available in multiple extension variants to cover different setups and needs. Among the available sizes in the range are the more compact \u003cstrong\u003e5-30 cm\u003c\/strong\u003e, and the \u003cstrong\u003e5-45 cm\u003c\/strong\u003e, indicated for those who need a greater range of adjustment.\u003c\/p\u003e\n\n\n  \u003ch2\u003eIdeal for\u003c\/h2\u003e\n\n  \u003cul\u003e\n\n    \u003cli\u003eAdvanced windsurfers and high-performance riders.\u003c\/li\u003e\n\n    \u003cli\u003eWave riding and use in demanding conditions.\u003c\/li\u003e\n\n    \u003cli\u003eThose seeking a rigid and resistant RDM extension under load.\u003c\/li\u003e\n\n    \u003cli\u003eThose desiring greater structural reliability compared to an entry-level extension.\u003c\/li\u003e\n\n  \u003c\/ul\u003e\n\n\n  \u003ch2\u003eQ\u0026amp;A\u003c\/h2\u003e\n\n\n  \u003ch3\u003eIs this extension compatible with RDM masts?\u003c\/h3\u003e\n\n  \u003cp\u003eYes, this extension is designed for \u003cstrong\u003eRDM\u003c\/strong\u003e masts.\u003c\/p\u003e\n\n\n  \u003ch3\u003eWhat sizes are available?\u003c\/h3\u003e\n\n  \u003cp\u003eThe range includes several sizes, including the \u003cstrong\u003e5-30 cm\u003c\/strong\u003e and \u003cstrong\u003e5-45 cm\u003c\/strong\u003e versions.\u003c\/p\u003e\n\n\n  \u003ch3\u003eWhat attachment system does it use?\u003c\/h3\u003e\n\n  \u003cp\u003eThis model uses a \u003cstrong\u003eU-Pin Push Button\u003c\/strong\u003e system.\u003c\/p\u003e\n\n\n  \u003ch3\u003eIs it suitable for intensive use?\u003c\/h3\u003e\n\n  \u003cp\u003eYes, the HD line is specifically designed to withstand high loads and more demanding use conditions compared to a standard extension.\u003c\/p\u003e\n\n\n  \u003ch3\u003eWhat type of windsurfer is it recommended for?\u003c\/h3\u003e\n\n  \u003cp\u003eIt is recommended for advanced riders, wave riders, and performance-oriented windsurfers who are looking for a robust, rigid, and reliable extension.\u003c\/p\u003e\n\n\n  \u003ch3\u003eIs the rigging system practical?\u003c\/h3\u003e\n\n  \u003cp\u003eYes, the orientation of the pulley\/cleat system is designed to make the downhaul more intuitive and functional.\u003c\/p\u003e\n\n\n\n\u003c\/div\u003e","brand":"Unifiber","offers":[{"title":"5-30","offer_id":61629703323978,"sku":"UF030035045","price":85.0,"currency_code":"EUR","in_stock":true},{"title":"5-45","offer_id":61629703356746,"sku":"UF030035050","price":90.0,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0940\/3547\/6810\/files\/639af88f24c431de8d420000.jpg?v=1776354929","url":"https:\/\/shop.zzsurf.com\/en\/products\/aluminium-mast-extension-u-pin-rdm","provider":"ZZSURF","version":"1.0","type":"link"}