{"product_id":"electronics-goosky-rs7-ultra-helicopter-kit-w-o-blades-green","title":"Electronics Goosky RS7 ULTRA Helicopter Kit w\/o Blades - Green","description":"\u003ch2\u003eFeatures\u003c\/h2\u003e\n\u003ch3\u003eLow-Drag Aerodynamic Shape Design\u003c\/h3\u003e\n\u003cp\u003eIntegrating multiple low-drag aerodynamic solutions: The top ridge line splits the airflow like a blade, while the double-curvature air ducts direct the air precisely into the cooling channels. The inward-turning edge design reduces vortex formation, and the entire canopy features a low-resistance, streamlined profile that balances heat dissipation efficiency with increased stability by minimizing flight drag\u003c\/p\u003e\n\u003ch3\u003eMain Gear Reinforcement\u003c\/h3\u003e\n\u003cp\u003eThe main gear features a larger diameter design, with an optimized increase in the helical angle, improving transmission efficiency and increasing torque output\u003c\/p\u003e\n\u003ch3\u003eAdaptive Tensioner Wheel Design\u003c\/h3\u003e\n\u003cp\u003eFeaturing an adjustable tensioner wheel, the S2 incorporates a dual-shaft reinforcement design and leverages top-tier CNC machining technology—all to provide a stable and reliable flight experience.\u003c\/p\u003e\n\u003ch3\u003eShock Absorption System\u003c\/h3\u003e\n\u003cp\u003eUpgraded shock absorption system, designed with vibration filtering and cushioning, reduces airframe vibrations that interfere with the gyroscope, enabling more precise control\u003c\/p\u003e\n\u003ch3\u003eTail Assembly\u003c\/h3\u003e\n\u003cp\u003eFeaturing a lightweight design that reduces weight by 8g; the tail shaft is shortened by 9mm, lowering the load and reducing vibration; the geometry and pitch are optimized simultaneously, further enhancing tail response speed and control performance\u003cbr\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003ch2\u003eSpecifications\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003eOverall Height: 353mm\u003c\/li\u003e\n\u003cli\u003eWidth: 215mm\u003cbr\u003e\n\u003c\/li\u003e\n\u003cli\u003eAirframe weight(no battery): About 3.7kg\u003c\/li\u003e\n\u003cli\u003eMain Shaft Diameter: Ø15mm\u003c\/li\u003e\n\u003cli\u003eFeathering Shaft Diameter: Ø10mm\u003c\/li\u003e\n\u003cli\u003eTail Shaft Diameter: Ø5mm\u003c\/li\u003e\n\u003cli\u003eTail spindle Diameter: Ø5mm\u003c\/li\u003e\n\u003cli\u003eTail Belt width: 8mm\u003c\/li\u003e\n\u003cli\u003eOne-piece tail shaft: 8mm\u003c\/li\u003e\n\u003cli\u003eMain Gear: 116T\u003c\/li\u003e\n\u003cli\u003eFront Tail Pulley: 100T\u003c\/li\u003e\n\u003cli\u003eMain Gear Ratio (Main motor gear 13T): 8.92 (Standard configuration)\u003c\/li\u003e\n\u003cli\u003eMain Gear Ratio(Main motor gear 12T): 9.66\u003c\/li\u003e\n\u003cli\u003eTail Ratio(Tail pulley 20T): 5 (Standard configuration)\u003c\/li\u003e\n\u003cli\u003eTail Ratio(Tail pulley 21T): 4.76\u003c\/li\u003e\n\u003cli\u003eTail rotor diameter (when paired with 105 tail blades): Ø295mm\u003c\/li\u003e\n\u003cli\u003eBattery Compartment Size: (L320*W50*H55mm)\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0087\/9050\/7597\/files\/RS7_Ultra_DES_1f1bcc22-eae4-4c75-8767-afccb7a4cd52.jpg?v=1765581995\" alt=\"\"\u003e\u003c\/p\u003e","brand":"Goosky","offers":[{"title":"Default Title","offer_id":47763511115950,"sku":"BAF040007","price":1221.81,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1625\/9955\/files\/RS7U_G_5_3bbd82d2-2bfd-4ce5-aab1-d1827e603069.webp?v=1776790228","url":"https:\/\/www.thehelihangar.ca\/products\/electronics-goosky-rs7-ultra-helicopter-kit-w-o-blades-green","provider":"Hangar 5 RC Hobby Store -The Heli Hangar and Hobby","version":"1.0","type":"link"}