{"title":"Propellers","description":null,"products":[{"product_id":"ultra-prop-ii-preselected","title":"Ultra-Prop II - Shop by Engine","description":"\u003cp style=\"white-space:pre-wrap;\" data-rte-preserve-empty=\"true\"\u003eThe \u003cstrong\u003eUltra‑Prop II\u003c\/strong\u003e is the latest evolution of the trusted Ultra‑Prop line, originally launched in 1984 with over 18,000 units in service. Designed for ultralights, hovercraft, airboats, and similar applications, it delivers high durability, aerodynamic efficiency, and precise engineering.\u003c\/p\u003e\u003ch3 style=\"white-space:pre-wrap;\" data-rte-preserve-empty=\"true\"\u003eKey Features\u003c\/h3\u003e\u003cul data-rte-list=\"true\"\u003e\n\u003cli\u003e\u003cp style=\"white-space:pre-wrap;\" data-rte-preserve-empty=\"true\"\u003e\u003cstrong\u003eSuperior Materials \u0026amp; Manufacturing\u003c\/strong\u003e\u003cbr\u003eEach blade is made from carbon-fiber-reinforced thermoplastic and precisely injection-molded to stay within a tight 6‑gram weight tolerance. This consistency means you can replace blades without balancing or matching them.\u003c\/p\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cp style=\"white-space:pre-wrap;\" data-rte-preserve-empty=\"true\"\u003e\u003cstrong\u003eAerodynamically Advanced Design\u003c\/strong\u003e\u003cbr\u003eThe longer blades use an optimized airfoil, improved twist, and efficient planform design. The result is smoother airflow and improved overall performance.\u003c\/p\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cp style=\"white-space:pre-wrap;\" data-rte-preserve-empty=\"true\"\u003e\u003cstrong\u003eHigher Power Capability\u003c\/strong\u003e\u003cbr\u003eAvailable in sizes up to 66\", the Ultra‑Prop II handles power levels over 100-HP—far beyond the limitations of earlier Ultra‑Prop models.\u003c\/p\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cp style=\"white-space:pre-wrap;\" data-rte-preserve-empty=\"true\"\u003e\u003cstrong\u003eTested to LSA Standards\u003c\/strong\u003e\u003cbr\u003eThe hub, pitch blocks, and blade retention system have been tested to meet Light Sport Aircraft standards for overspeed and load. Built for strength and reliability.\u003c\/p\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cp style=\"white-space:pre-wrap;\" data-rte-preserve-empty=\"true\"\u003e\u003cstrong\u003eHigh Value, Competitive Price\u003c\/strong\u003e\u003cbr\u003eOffers composite-level performance for less than many wood props on the market. An optional spinner kit is also available to improve both appearance and performance.\u003c\/p\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp style=\"white-space:pre-wrap;\" data-rte-preserve-empty=\"true\"\u003eWhy Choose Ultra‑Prop II?\u003c\/p\u003e\u003cul data-rte-list=\"true\"\u003e\n\u003cli\u003e\u003cp style=\"white-space:pre-wrap;\" data-rte-preserve-empty=\"true\"\u003eLightweight and durable composite blades\u003c\/p\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cp style=\"white-space:pre-wrap;\" data-rte-preserve-empty=\"true\"\u003eEasy blade replacement—no rebalancing required\u003c\/p\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cp style=\"white-space:pre-wrap;\" data-rte-preserve-empty=\"true\"\u003eDesigned for high‑power engines and larger aircraft\u003c\/p\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cp style=\"white-space:pre-wrap;\" data-rte-preserve-empty=\"true\"\u003eRigorously tested to industry standards\u003c\/p\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cp style=\"white-space:pre-wrap;\" data-rte-preserve-empty=\"true\"\u003eBetter performance at a lower cost\u003c\/p\u003e\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Ultra-Prop","offers":[{"title":"Rotax 447 \/ 2 \/ Redrive Ratio: 2.58:1, Blade Length: 66 in., Pitch: 9 or 10 deg.","offer_id":50108879372511,"sku":"202-66-0910-Rotax 447","price":575.0,"currency_code":"USD","in_stock":true},{"title":"Rotax 503 \/ 2 \/ Redrive Ratio: 2.58\/2.62:1, Blade Length: 66 in., Pitch: 10 or 11 deg.","offer_id":50108879405279,"sku":"202-66-1011-Rotax 503","price":575.0,"currency_code":"USD","in_stock":true},{"title":"Rotax 503 \/ 3 \/ Redrive Ratio: 2.58\/2.62:1, Blade Length: 66 in., Pitch: 8 or 9 deg.","offer_id":50108879438047,"sku":"203-66-0809-Rotax 503","price":700.0,"currency_code":"USD","in_stock":true},{"title":"Rotax 582 \/ 3 \/ Redrive Ratio: 2.58\/2.62:1, Blade Length: 66 in., Pitch: 10 or 11 deg.","offer_id":50108879470815,"sku":"203-66-1011-Rotax 582","price":700.0,"currency_code":"USD","in_stock":true},{"title":"Rotax 582 \/ 4 \/ Redrive Ratio: 2.58\/2.62:1, Blade Length: 66 in., Pitch: 8 or 9 deg.","offer_id":50108879503583,"sku":"204-66-0809-Rotax 582","price":825.0,"currency_code":"USD","in_stock":true},{"title":"Rotax 912UL \/ 4 \/ Redrive Ratio: 2.27:1, Blade Length: 66 in., Pitch: 10 or 11 deg.","offer_id":50108879536351,"sku":"204-66-1011-Rotax 912UL","price":825.0,"currency_code":"USD","in_stock":true},{"title":"Rotax 912ULS \/ 4 \/ Redrive Ratio: 2.43:1, Blade Length: 66 in., Pitch: 12 or 13 deg.","offer_id":50108879569119,"sku":"204-66-1213-Rotax 912ULS","price":825.0,"currency_code":"USD","in_stock":true},{"title":"Rotax 912ULS \/ 5 \/ Redrive Ratio: 2.43:1, Blade Length: 67 in., Pitch: 11 or 12 deg.","offer_id":50108879601887,"sku":"205-67-1112-Rotax 912ULS","price":975.0,"currency_code":"USD","in_stock":true},{"title":"Hirth F23 \/ 3 \/ Redrive Ratio: 2.5:1, Blade Length: 66 in., Pitch: 10 or 11 deg.","offer_id":50108879634655,"sku":"203-66-1011-Hirth F23","price":700.0,"currency_code":"USD","in_stock":true},{"title":"Hirth 2702 \/ 2 \/ Redrive Ratio: 2.3:1, Blade Length: 66 in., Pitch: 12 or 13 deg.","offer_id":50108879667423,"sku":"202-66-1213-Hirth 2702","price":575.0,"currency_code":"USD","in_stock":true},{"title":"Hirth 2703 \/ 3 \/ Redrive Ratio: 2.59:1, Blade Length: 66 in., Pitch: 10 or 11 deg.","offer_id":50108879700191,"sku":"203-66-1011-Hirth 2703","price":700.0,"currency_code":"USD","in_stock":true},{"title":"Rotax 582 \/ 3 \/ Redrive Ratio: 2.58:1, Blade Length: 64 in., Pitch: 11 or 12 deg.","offer_id":50108879732959,"sku":"203-64-1112-Rotax 582","price":700.0,"currency_code":"USD","in_stock":true},{"title":"Rotax 582 \/ 3 \/ Redrive Ratio: 2.62:1, Blade Length: 62 in., Pitch: 11 or 12 deg.","offer_id":50108879765727,"sku":"203-62-1112-Rotax 582","price":700.0,"currency_code":"USD","in_stock":true},{"title":"MZ 201 \/ 3 \/ Redrive Ratio: 2.08:1, Blade Length: 61 in., Pitch: 12 or 13 deg.","offer_id":50108879798495,"sku":"203-61-1213-MZ 201","price":700.0,"currency_code":"USD","in_stock":true},{"title":"Rotax 503 \/ 3 \/ Redrive Ratio: 2.58:1, Blade Length: 60 in., Pitch: 10 or 11 deg.","offer_id":50108879831263,"sku":"203-60-1011-Rotax 503","price":700.0,"currency_code":"USD","in_stock":true},{"title":"Kaw 440 \/ 3 \/ Redrive Ratio: 2.6:1, Blade Length: 60 in., Pitch: 9 or 10 deg.","offer_id":50108879864031,"sku":"203-60-0910-Kaw 440","price":700.0,"currency_code":"USD","in_stock":true},{"title":"HKS \/ 3 \/ Redrive Ratio: 2.58:1, Blade Length: 66 in., Pitch: 10 or 11 deg.","offer_id":50108879896799,"sku":"203-66-1011-HKS","price":700.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0805\/1045\/1935\/files\/thumbnail_2B_288_29.webp?v=1781238599"},{"product_id":"ultraprop-1","title":"Ultra-Prop 1 Propeller","description":"\u003cp style=\"white-space:pre-wrap;\" data-rte-preserve-empty=\"true\"\u003eThe Ultra-Prop 1 is a high-performance, lightweight propeller designed for ultralight aircraft, airboats, and other small engine applications. Engineered for efficiency and durability, the Ultra-Prop 1 ensures excellent thrust and low vibration across a wide range of engine models and configurations.\u003c\/p\u003e\u003cp style=\"white-space:pre-wrap;\" data-rte-preserve-empty=\"true\"\u003e\u003cstrong\u003eKey Features:\u003c\/strong\u003e\u003c\/p\u003e\u003cul data-rte-list=\"true\"\u003e\n\u003cli\u003e\u003cp style=\"white-space:pre-wrap;\" data-rte-preserve-empty=\"true\"\u003e\u003cstrong\u003eDurability:\u003c\/strong\u003e Made from high-quality composite materials, Ultra-Prop 1 is built to withstand harsh environments, ensuring longevity and reliable performance.\u003c\/p\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cp style=\"white-space:pre-wrap;\" data-rte-preserve-empty=\"true\"\u003e\u003cstrong\u003eLightweight:\u003c\/strong\u003e The lightweight design contributes to improved fuel efficiency and overall aircraft performance, making it ideal for ultralight aircraft.\u003c\/p\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cp style=\"white-space:pre-wrap;\" data-rte-preserve-empty=\"true\"\u003e\u003cstrong\u003ePrecision Engineering:\u003c\/strong\u003e Engineered to deliver consistent power and performance, the Ultra-Prop 1 provides optimal efficiency, helping your aircraft reach its full potential.\u003c\/p\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cp style=\"white-space:pre-wrap;\" data-rte-preserve-empty=\"true\"\u003e\u003cstrong\u003eVersatile Applications:\u003c\/strong\u003e Suitable for various engine types and reduction ratios, making it the ideal choice for multiple aviation and airboat setups.\u003c\/p\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cp style=\"white-space:pre-wrap;\" data-rte-preserve-empty=\"true\"\u003e\u003cstrong\u003eCustomizable Pitch:\u003c\/strong\u003e The propeller is available in a variety of pitch options to suit your specific needs, whether you’re looking for enhanced climb or cruise performance.\u003c\/p\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp style=\"white-space:pre-wrap;\" data-rte-preserve-empty=\"true\"\u003e\u003cstrong\u003eRecommended For:\u003c\/strong\u003e\u003c\/p\u003e\u003cul data-rte-list=\"true\"\u003e\n\u003cli\u003e\u003cp style=\"white-space:pre-wrap;\" data-rte-preserve-empty=\"true\"\u003eUltralight aircraft\u003c\/p\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cp style=\"white-space:pre-wrap;\" data-rte-preserve-empty=\"true\"\u003eAirboats\u003c\/p\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cp style=\"white-space:pre-wrap;\" data-rte-preserve-empty=\"true\"\u003eAircraft engines with varying horsepower and reduction ratios\u003c\/p\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp style=\"white-space:pre-wrap;\" data-rte-preserve-empty=\"true\"\u003e\u003cstrong\u003eAvailable Sizes:\u003c\/strong\u003e\u003c\/p\u003e\u003cul data-rte-list=\"true\"\u003e\n\u003cli\u003e\u003cp style=\"white-space:pre-wrap;\" data-rte-preserve-empty=\"true\"\u003e\u003cstrong\u003eDiameter:\u003c\/strong\u003e 52\" to 59\" (Specify in the order notes when you order the length you would like it trimmed to)\u003c\/p\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cp style=\"white-space:pre-wrap;\" data-rte-preserve-empty=\"true\"\u003e\u003cstrong\u003ePitch Options:\u003c\/strong\u003e 10°, 11°, 12°, 13°, 14°, 15°, 16°, 17°, and 18° (depending on engine and application)\u003c\/p\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp style=\"white-space:pre-wrap;\" data-rte-preserve-empty=\"true\"\u003e\u003cstrong\u003eSpecifications:\u003c\/strong\u003e\u003c\/p\u003e\u003cul data-rte-list=\"true\"\u003e\n\u003cli\u003e\u003cp style=\"white-space:pre-wrap;\" data-rte-preserve-empty=\"true\"\u003e\u003cstrong\u003eMaterial:\u003c\/strong\u003e Composite\u003c\/p\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cp style=\"white-space:pre-wrap;\" data-rte-preserve-empty=\"true\"\u003e\u003cstrong\u003eWeight:\u003c\/strong\u003e Lightweight design for reduced aircraft weight\u003c\/p\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cp style=\"white-space:pre-wrap;\" data-rte-preserve-empty=\"true\"\u003e\u003cstrong\u003eEngine Compatibility:\u003c\/strong\u003e Works with a variety of engines, including Cuyuna, Rotax, and others with reduction ratios ranging from 1.96:1 to 3.078:1.\u003c\/p\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp style=\"white-space:pre-wrap;\" data-rte-preserve-empty=\"true\"\u003e\u003cstrong\u003eWhy Choose Ultra-Prop 1?\u003c\/strong\u003e\u003c\/p\u003e\u003cp style=\"white-space:pre-wrap;\" data-rte-preserve-empty=\"true\"\u003eThe Ultra-Prop 1 propeller offers unmatched performance for your aircraft, providing a perfect balance between durability, efficiency, and lightweight design. Whether you’re flying an ultralight or using it for airboat applications, this propeller ensures that you get the best out of your engine. With a range of pitch options and compatibility with multiple engine configurations, the Ultra-Prop 1 is the ideal choice for enhancing your aircraft’s performance.\u003c\/p\u003e\u003cp style=\"white-space:pre-wrap;\" data-rte-preserve-empty=\"true\"\u003e\u003cstrong\u003eAdd to Cart Today:\u003c\/strong\u003e\u003c\/p\u003e\u003cp style=\"white-space:pre-wrap;\" data-rte-preserve-empty=\"true\"\u003eMaximize your aircraft’s performance with the Ultra-Prop 1. Choose the best propeller for your needs and experience smooth, efficient flying like never before!\u003c\/p\u003e","brand":"Ultra-Prop","offers":[{"title":"2-Blade \/ 10 \u0026 11","offer_id":50108882059487,"sku":"102-1011","price":424.99,"currency_code":"USD","in_stock":true},{"title":"2-Blade \/ 11 \u0026 12","offer_id":50108882092255,"sku":"102-1112","price":424.99,"currency_code":"USD","in_stock":true},{"title":"2-Blade \/ 12 \u0026 13","offer_id":50108882125023,"sku":"102-1213","price":424.99,"currency_code":"USD","in_stock":true},{"title":"2-Blade \/ 13 \u0026 14","offer_id":50108882157791,"sku":"102-1314","price":424.99,"currency_code":"USD","in_stock":true},{"title":"2-Blade \/ 14 \u0026 15","offer_id":50108882190559,"sku":"102-1415","price":424.99,"currency_code":"USD","in_stock":true},{"title":"2-Blade \/ 15 \u0026 16","offer_id":50108882223327,"sku":"102-1516","price":424.99,"currency_code":"USD","in_stock":true},{"title":"2-Blade \/ 16 \u0026 17","offer_id":50108882256095,"sku":"102-1617","price":424.99,"currency_code":"USD","in_stock":true},{"title":"2-Blade \/ 17 \u0026 18","offer_id":50108882288863,"sku":"102-1718","price":424.99,"currency_code":"USD","in_stock":true},{"title":"3-Blade \/ 10 \u0026 11","offer_id":50108882321631,"sku":"103-1011","price":524.99,"currency_code":"USD","in_stock":true},{"title":"3-Blade \/ 11 \u0026 12","offer_id":50108882354399,"sku":"103-1112","price":524.99,"currency_code":"USD","in_stock":true},{"title":"3-Blade \/ 12 \u0026 13","offer_id":50108882387167,"sku":"103-1213","price":524.99,"currency_code":"USD","in_stock":true},{"title":"3-Blade \/ 13 \u0026 14","offer_id":50108882419935,"sku":"103-1314","price":524.99,"currency_code":"USD","in_stock":true},{"title":"3-Blade \/ 14 \u0026 15","offer_id":50108882452703,"sku":"103-1415","price":524.99,"currency_code":"USD","in_stock":true},{"title":"3-Blade \/ 15 \u0026 16","offer_id":50108882485471,"sku":"103-1516","price":524.99,"currency_code":"USD","in_stock":true},{"title":"3-Blade \/ 16 \u0026 17","offer_id":50108882518239,"sku":"103-1617","price":524.99,"currency_code":"USD","in_stock":true},{"title":"3-Blade \/ 17 \u0026 18","offer_id":50108882551007,"sku":"103-1718","price":524.99,"currency_code":"USD","in_stock":true},{"title":"4-Blade \/ 10 \u0026 11","offer_id":50108882583775,"sku":"104-1011","price":624.99,"currency_code":"USD","in_stock":true},{"title":"4-Blade \/ 11 \u0026 12","offer_id":50108882616543,"sku":"104-1112","price":624.99,"currency_code":"USD","in_stock":true},{"title":"4-Blade \/ 12 \u0026 13","offer_id":50108882649311,"sku":"104-1213","price":624.99,"currency_code":"USD","in_stock":true},{"title":"4-Blade \/ 13 \u0026 14","offer_id":50108882682079,"sku":"104-1314","price":624.99,"currency_code":"USD","in_stock":true},{"title":"4-Blade \/ 14 \u0026 15","offer_id":50108882714847,"sku":"104-1415","price":624.99,"currency_code":"USD","in_stock":true},{"title":"4-Blade \/ 15 \u0026 16","offer_id":50108882747615,"sku":"104-1516","price":624.99,"currency_code":"USD","in_stock":true},{"title":"4-Blade \/ 16 \u0026 17","offer_id":50108882780383,"sku":"104-1617","price":624.99,"currency_code":"USD","in_stock":true},{"title":"4-Blade \/ 17 \u0026 18","offer_id":50108882813151,"sku":"104-1718","price":624.99,"currency_code":"USD","in_stock":true},{"title":"5-Blade \/ 10 \u0026 11","offer_id":50108882845919,"sku":"105-1011","price":774.99,"currency_code":"USD","in_stock":true},{"title":"5-Blade \/ 11 \u0026 12","offer_id":50108882878687,"sku":"105-1112","price":774.99,"currency_code":"USD","in_stock":true},{"title":"5-Blade \/ 12 \u0026 13","offer_id":50108882911455,"sku":"105-1213","price":774.99,"currency_code":"USD","in_stock":true},{"title":"5-Blade \/ 13 \u0026 14","offer_id":50108882944223,"sku":"105-1314","price":774.99,"currency_code":"USD","in_stock":true},{"title":"5-Blade \/ 14 \u0026 15","offer_id":50108882976991,"sku":"105-1415","price":774.99,"currency_code":"USD","in_stock":true},{"title":"5-Blade \/ 15 \u0026 16","offer_id":50108883009759,"sku":"105-1516","price":774.99,"currency_code":"USD","in_stock":true},{"title":"5-Blade \/ 16 \u0026 17","offer_id":50108883042527,"sku":"105-1617","price":774.99,"currency_code":"USD","in_stock":true},{"title":"5-Blade \/ 17 \u0026 18","offer_id":50108883075295,"sku":"105-1718","price":774.99,"currency_code":"USD","in_stock":true},{"title":"6-Blade \/ 10 \u0026 11","offer_id":50108883108063,"sku":"106-1011","price":874.99,"currency_code":"USD","in_stock":true},{"title":"6-Blade \/ 11 \u0026 12","offer_id":50108883140831,"sku":"106-1112","price":874.99,"currency_code":"USD","in_stock":true},{"title":"6-Blade \/ 12 \u0026 13","offer_id":50108883173599,"sku":"106-1213","price":874.99,"currency_code":"USD","in_stock":true},{"title":"6-Blade \/ 13 \u0026 14","offer_id":50108883206367,"sku":"106-1314","price":874.99,"currency_code":"USD","in_stock":true},{"title":"6-Blade \/ 14 \u0026 15","offer_id":50108883239135,"sku":"106-1415","price":874.99,"currency_code":"USD","in_stock":true},{"title":"6-Blade \/ 15 \u0026 16","offer_id":50108883271903,"sku":"106-1516","price":874.99,"currency_code":"USD","in_stock":true},{"title":"6-Blade \/ 16 \u0026 17","offer_id":50108883304671,"sku":"106-1617","price":874.99,"currency_code":"USD","in_stock":true},{"title":"6-Blade \/ 17 \u0026 18","offer_id":50108883337439,"sku":"106-1718","price":874.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0805\/1045\/1935\/files\/IMG_0723.webp?v=1781238621"}],"url":"https:\/\/www.flyminimax.com\/collections\/shop-props.oembed","provider":"Mini-Max USA","version":"1.0","type":"link"}