{"product_id":"duotone-emast-al-set","title":"Duotone Foil Assist eMast AL Set","description":"\u003ch2\u003eDuotone Foil Assist eMast AL Set\u003c\/h2\u003e\n\u003cp\u003eThe \u003cstrong\u003eDuotone Foil Assist eMast AL Set\u003c\/strong\u003e is the aluminium mast and motor module for riders who want to build, repair or upgrade a Duotone Foil Assist system without buying the full package. It uses an 84cm aluminium eMast with the motor fully integrated into the mast, giving you powered assistance for take-offs, links and recovery while keeping the board feeling like a proper foil setup rather than a full eFoil.\u003c\/p\u003e\n\u003cp\u003eThis is the practical, value-led mast option in the Duotone Foil Assist range. It is ideal if you already have the battery system, eHarness, eRemote and compatible foil hardware, or if you are building a custom Foil Assist setup around your existing board and foil.\u003c\/p\u003e\n\u003ch2\u003eWhere it sits in the Duotone Foil Assist range\u003c\/h2\u003e\n\u003cp\u003eThe eMast AL Set sits between the more forgiving \u003ca href=\"https:\/\/www.thesupco.com\/products\/duotone-emast-al-cruise-set\"\u003eDuotone eMast AL Cruise Set\u003c\/a\u003e and the premium carbon \u003ca href=\"https:\/\/www.thesupco.com\/products\/duotone-emast-d-lab-set\"\u003eDuotone eMast D\/LAB Set\u003c\/a\u003e. Choose the AL Set if you want a stiff, robust and cost-effective mast for prone foiling, downwind foiling, wake foiling and light-wind wing foiling.\u003c\/p\u003e\n\u003cp\u003eIf you need the complete ready-to-build assist package with batteries, eHarness, remote and charger, look at the \u003ca href=\"https:\/\/www.thesupco.com\/products\/duotone-foil-assist-set-al\"\u003eDuotone Foil Assist Set AL\u003c\/a\u003e. If you also need a matched board and foil option, see the \u003ca href=\"https:\/\/www.thesupco.com\/products\/duotone-foil-assist-set-complete-al-with-foil-board\"\u003eDuotone Foil Assist Set Complete AL with Midfish Foil Board\u003c\/a\u003e.\u003c\/p\u003e\n\u003ch2\u003eWho is it best for?\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003eExisting Duotone Foil Assist users replacing or adding an AL eMast\u003c\/li\u003e\n\u003cli\u003eRiders building a modular Foil Assist setup from separate components\u003c\/li\u003e\n\u003cli\u003eProne, SUP surf and downwind foilers who want more take-off support\u003c\/li\u003e\n\u003cli\u003eWing foilers looking for help in marginal wind and lulls\u003c\/li\u003e\n\u003cli\u003eRiders who want a durable aluminium mast rather than the premium D\/LAB carbon option\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eWho might need something different?\u003c\/h2\u003e\n\u003cp\u003eThis is not the right product if you are starting from scratch and need a full Foil Assist system. The eMast AL Set does not include the eHarness, batteries, remote, charger, foil board, front wing, rear wing, fuselage or adapter unless those items are purchased separately. For most first-time Foil Assist buyers, the complete \u003ca href=\"https:\/\/www.thesupco.com\/products\/duotone-foil-assist-set-al\"\u003eDuotone Foil Assist Set AL\u003c\/a\u003e is the cleaner route.\u003c\/p\u003e\n\u003ch2\u003eWhy choose the eMast AL Set?\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003e84cm aluminium mast:\u003c\/strong\u003e a versatile height for prone, downwind, wake and light-wind wing foiling.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eIntegrated motor pod:\u003c\/strong\u003e keeps the motor neatly built into the mast for a cleaner, lower-drag feel than many bolt-on systems.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDirect mast response:\u003c\/strong\u003e the stiff aluminium profile gives a solid, predictable feel underfoot.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFolding 2-blade propeller:\u003c\/strong\u003e delivers thrust when needed, then folds away to reduce drag while gliding.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eModular Duotone system:\u003c\/strong\u003e works within the wider Foil Assist platform, making it useful for upgrades, spares and custom builds.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eAdapter-based compatibility:\u003c\/strong\u003e can be paired with a wide range of foil brands when matched with the correct fuselage adapter.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eSpecifications\u003c\/h2\u003e\n\u003ctable\u003e\n\u003cthead\u003e\n\u003ctr\u003e\n\u003cth\u003eSpecification\u003c\/th\u003e\n\u003cth\u003eDetail\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eProduct\u003c\/td\u003e\n\u003ctd\u003eDuotone Foil Assist eMast AL Set\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eModel year\u003c\/td\u003e\n\u003ctd\u003e2026\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMast length\u003c\/td\u003e\n\u003ctd\u003e84cm \/ 33.1\"\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eConstruction\u003c\/td\u003e\n\u003ctd\u003eAluminium\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMotor position\u003c\/td\u003e\n\u003ctd\u003eIntegrated motor pod, positioned approx. 17cm below the top plate\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePropeller\u003c\/td\u003e\n\u003ctd\u003eRegular 2-blade folding propeller\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eApprox. thrust\u003c\/td\u003e\n\u003ctd\u003eUp to 33kg \/ 72.8lb when used as part of the complete Foil Assist system\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBoard mounting\u003c\/td\u003e\n\u003ctd\u003eStandard twin US foil tracks\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eFoil compatibility\u003c\/td\u003e\n\u003ctd\u003eRequires the correct brand-specific fuselage adapter\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eRecommended front wing\u003c\/td\u003e\n\u003ctd\u003e900cm² or larger for best battery efficiency\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eRecommended board volume\u003c\/td\u003e\n\u003ctd\u003e35L or larger\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBest for\u003c\/td\u003e\n\u003ctd\u003eProne foiling, SUP surf foiling, downwind foiling, wake foiling and light-wind wing foiling\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003ch2\u003ePackage includes\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003eDuotone Foil Assist Mast AL 84cm including motor\u003c\/li\u003e\n\u003cli\u003eMotor bell\u003c\/li\u003e\n\u003cli\u003eRegular 2-blade propeller blades\u003c\/li\u003e\n\u003cli\u003eRegular cable and leash\u003c\/li\u003e\n\u003cli\u003eAssist eMast cover\u003c\/li\u003e\n\u003cli\u003eMotor bell and propeller cover\u003c\/li\u003e\n\u003cli\u003eScrew set and tools\u003c\/li\u003e\n\u003cli\u003eCable fastener V\u003c\/li\u003e\n\u003cli\u003eSpare regular propeller blades\u003c\/li\u003e\n\u003cli\u003eBattery bag\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003ePlease note:\u003c\/strong\u003e this is the eMast AL Set only. It does not include the eHarness, 7Ah batteries, eRemote Watch Ring, charger, foil board, foil wings, fuselage or fuselage adapter unless clearly purchased separately.\u003c\/p\u003e\n\u003ch2\u003eCompatibility and setup advice\u003c\/h2\u003e\n\u003cp\u003eThe eMast AL Set mounts to a foil board using standard twin US foil tracks. To connect it to your foil, you need the correct \u003ca href=\"https:\/\/www.thesupco.com\/collections\/foil-assist-accessories-spares\"\u003eDuotone Foil Assist fuselage adapter\u003c\/a\u003e for your foil brand and model.\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\u003ca href=\"https:\/\/www.thesupco.com\/products\/duotone-adapter-fuselage-duotone\"\u003eDuotone Foil Assist Adapter Fuselage - Duotone\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"https:\/\/www.thesupco.com\/products\/duotone-adapter-fuselage-axis\"\u003eDuotone Foil Assist Adapter Fuselage - Axis\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"https:\/\/www.thesupco.com\/products\/dte-adapter-fuselage-code-2026\"\u003eDuotone Foil Assist Adapter Fuselage - Code\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"https:\/\/www.thesupco.com\/products\/duotone-adapter-fuselage-north-foil\"\u003eDuotone Foil Assist Adapter Fuselage - North\u003c\/a\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eIf you are unsure which adapter you need, send us your foil brand, fuselage model or a clear photo of your connection and we can help you choose the right part before you order.\u003c\/p\u003e\n\u003ch2\u003eUseful upgrade paths\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003ca href=\"https:\/\/www.thesupco.com\/products\/duotone-foil-assist-set-al\"\u003eDuotone Foil Assist Set AL\u003c\/a\u003e – complete AL Foil Assist system with batteries, eHarness, remote and charger\u003c\/li\u003e\n\u003cli\u003e\n\u003ca href=\"https:\/\/www.thesupco.com\/products\/duotone-emast-d-lab-set\"\u003eDuotone eMast D\/LAB Set\u003c\/a\u003e – lighter, premium carbon mast option\u003c\/li\u003e\n\u003cli\u003e\n\u003ca href=\"https:\/\/www.thesupco.com\/products\/duotone-emast-al-cruise-set\"\u003eDuotone eMast AL Cruise Set\u003c\/a\u003e – shorter, more forgiving Cruise mast option\u003c\/li\u003e\n\u003cli\u003e\n\u003ca href=\"https:\/\/www.thesupco.com\/products\/duotone-epropeller-3-blade-sls-with-mount\"\u003eDuotone ePropeller 3-Blade SLS with Mount\u003c\/a\u003e – stronger low-speed thrust feel for riders wanting more bite\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eWatch our Duotone Foil Assist review\u003c\/h2\u003e\n\u003cp\u003eWe have reviewed the Duotone Foil Assist platform through The SUP Company YouTube channel, including the difference between AL and D\/LAB, who the system suits, and why it is such an interesting option for UK wing, prone, SUP surf and downwind foiling.\u003c\/p\u003e\n\u003cdiv style=\"position: relative; padding-bottom: 56.25%; height: 0; overflow: hidden; max-width: 100%; margin: 20px 0;\"\u003e\u003ciframe loading=\"lazy\" style=\"position: absolute; top: 0; left: 0; width: 100%; height: 100%; border: 0;\" title=\"Duotone Foil Assist review from The SUP Company\" src=\"https:\/\/www.youtube.com\/embed\/vClrsq7LIik\"\u003e\u003c\/iframe\u003e\u003c\/div\u003e\n\u003ch2\u003eHelpful buying advice\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\u003ca href=\"https:\/\/www.thesupco.com\/blogs\/news\/duotone-foil-assist-vs-foil-drive-gen-2\"\u003eDuotone Foil Assist vs Foil Drive Gen 2\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"https:\/\/www.thesupco.com\/blogs\/news\/foil-assist-explained-foil-drive-vs-duotone-vs-waydoo-the-sup-co\"\u003eFoil Assist Explained: Foil Drive vs Duotone vs Waydoo\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"https:\/\/www.thesupco.com\/blogs\/news\/duotone-foil-assist-2-blade-vs-3-blade-propeller\"\u003eDuotone Foil Assist 2-Blade vs 3-Blade Propeller Guide\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"https:\/\/www.thesupco.com\/collections\/duotone-foil-assist-complete-sets-kits\"\u003eShop Duotone Foil Assist complete sets and kits\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"https:\/\/www.thesupco.com\/pages\/try-it-now-at-the-sup-co-x-lymington\"\u003eVisit The SUP Co x Lymington for Foil Assist advice and demos\u003c\/a\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eFAQs\u003c\/h2\u003e\n\u003cdetails\u003e\n\u003csummary style=\"font-weight: bold; color: #000;\"\u003eIs the Duotone eMast AL Set a complete Foil Assist system?\u003c\/summary\u003e\n\u003cp\u003eNo. This is the aluminium mast and motor set only. You still need the eHarness, batteries, remote, charger, compatible foil board, foil and the correct fuselage adapter to complete the system.\u003c\/p\u003e\n\u003c\/details\u003e\n\u003cdetails\u003e\n\u003csummary style=\"font-weight: bold; color: #000;\"\u003eWhat is the difference between the eMast AL Set and the Foil Assist Set AL?\u003c\/summary\u003e\n\u003cp\u003eThe eMast AL Set is the mast and motor module. The Foil Assist Set AL is the complete assist package, including the AL eMast, eHarness, remote, batteries, charger and key accessories.\u003c\/p\u003e\n\u003c\/details\u003e\n\u003cdetails\u003e\n\u003csummary style=\"font-weight: bold; color: #000;\"\u003eWho should choose the AL eMast instead of the D\/LAB eMast?\u003c\/summary\u003e\n\u003cp\u003eChoose the AL eMast if you want a durable, stiff and better-value mast for everyday Foil Assist use. Choose the D\/LAB version if you want the lightest, most refined carbon mast feel and are happy to pay for the premium upgrade.\u003c\/p\u003e\n\u003c\/details\u003e\n\u003cdetails\u003e\n\u003csummary style=\"font-weight: bold; color: #000;\"\u003eIs the eMast AL Set suitable for beginners?\u003c\/summary\u003e\n\u003cp\u003eIt can be used by progressing riders, but it is generally best for foilers who already have some foil experience. Complete beginners may be better served by a full matched setup or the more forgiving Cruise mast route.\u003c\/p\u003e\n\u003c\/details\u003e\n\u003cdetails\u003e\n\u003csummary style=\"font-weight: bold; color: #000;\"\u003eWill it fit my foil board?\u003c\/summary\u003e\n\u003cp\u003eIt is designed to fit foil boards with standard twin US foil tracks. You still need to check board volume, track position and foil compatibility before building your setup.\u003c\/p\u003e\n\u003c\/details\u003e\n\u003cdetails\u003e\n\u003csummary style=\"font-weight: bold; color: #000;\"\u003eCan I use it with non-Duotone foils?\u003c\/summary\u003e\n\u003cp\u003eYes, in many cases. The Duotone Foil Assist system uses brand-specific fuselage adapters, so compatibility depends on your foil brand and fuselage model.\u003c\/p\u003e\n\u003c\/details\u003e\n\u003cdetails\u003e\n\u003csummary style=\"font-weight: bold; color: #000;\"\u003eDoes it come with batteries?\u003c\/summary\u003e\n\u003cp\u003eNo. The eMast AL Set includes a battery bag, but the Foil Assist batteries themselves are not included with this mast-only set.\u003c\/p\u003e\n\u003c\/details\u003e\n\u003cdetails\u003e\n\u003csummary style=\"font-weight: bold; color: #000;\"\u003eShould I use a 2-blade or 3-blade propeller?\u003c\/summary\u003e\n\u003cp\u003eThe included regular 2-blade propeller is the cleaner, lower-drag option for a natural glide feel. A 3-blade propeller can give stronger low-speed thrust and more obvious assistance for starts, but with a slightly different ride feel.\u003c\/p\u003e\n\u003c\/details\u003e\n\u003cdetails\u003e\n\u003csummary style=\"font-weight: bold; color: #000;\"\u003eCan The SUP Company help me build the right setup?\u003c\/summary\u003e\n\u003cp\u003eYes. Foil Assist setup depends on your rider weight, board volume, foil brand, front wing size, skill level and where you ride. Contact The SUP Company with your current kit details and we can help you work out the correct parts.\u003c\/p\u003e\n\u003c\/details\u003e\n\u003cp\u003e \u003c\/p\u003e","brand":"Duotone Foiling \u0026 Electric","offers":[{"title":"C99:random \/ 84","offer_id":52952620597581,"sku":"9010583279985","price":1985.0,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0904\/8381\/8829\/files\/eMast_AL_Set.png?v=1765295476","url":"https:\/\/www.thesupco.com\/products\/duotone-emast-al-set","provider":"The SUP Company","version":"1.0","type":"link"}