{"product_id":"gemfan-vortex-7x13x3-tri-blade-propellers-2-pack","title":"Gemfan Vortex 7x13x3 Tri-Blade Props | 2-Pack CW or CCW","description":"\u003ch2\u003eHigh-Pitch, Seven-Inch Props for Compatible FPV Builds\u003c\/h2\u003e\u003cp\u003eThe Gemfan Vortex 7x13x3 is a three-blade FPV propeller with a 7-inch diameter, 13-inch nominal pitch and 5mm center bore. Choose a two-pack of clockwise or counterclockwise props to match your motor layout.\u003c\/p\u003e\u003cp\u003eKeep the correct rotation on hand for your build rather than buying a mixed pack you do not need. Each option contains two props of the same rotation; a single pack is not a complete mixed-rotation quad set.\u003c\/p\u003e\u003ch3\u003eChoose Your Rotation\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003e2CW:\u003c\/strong\u003e Two clockwise propellers.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e2CCW:\u003c\/strong\u003e Two counterclockwise propellers.\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003eCheck the manufacturer's rotation markings and your aircraft's motor-direction configuration before installation.\u003c\/p\u003e\u003ch3\u003eTechnical Specifications\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eBrand \/ model:\u003c\/strong\u003e Gemfan Vortex 7x13x3.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDiameter:\u003c\/strong\u003e 7 inches \/ 177.8mm.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eNominal pitch:\u003c\/strong\u003e 13 inches.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eBlade count:\u003c\/strong\u003e Three per propeller.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMaterial:\u003c\/strong\u003e PC \/ polycarbonate, as listed.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eColor:\u003c\/strong\u003e Gray.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCenter bore:\u003c\/strong\u003e 5mm.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCenter thickness:\u003c\/strong\u003e 8.5mm.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMaximum listed blade width:\u003c\/strong\u003e 20.5mm.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eListed weight:\u003c\/strong\u003e 14.3g; confirm whether this is per propeller before using it in detailed weight calculations.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eListed motor reference:\u003c\/strong\u003e 2833 size. This is a starting reference, not universal compatibility with every 2833 motor.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eBuild Compatibility\u003c\/h3\u003e\u003cp\u003eThe high nominal pitch requires careful matching to motor KV, battery voltage and ESC capacity. Confirm the motor manufacturer's propeller recommendations and test current draw and temperatures in a controlled setup. A 5mm bore alone does not establish fit: also check shaft engagement, retaining hardware, hub thickness and frame clearance.\u003c\/p\u003e\u003cp\u003eThe original description associates the propeller with high-speed FPV use and mentions a 3kg takeoff weight without identifying the aircraft, motor, voltage or test conditions. That figure is not a verified payload capacity or a guarantee that these props can safely fly a 3kg aircraft. No verified thrust table, maximum RPM or comparative performance data is provided here.\u003c\/p\u003e\u003ch3\u003ePerfect For\u003c\/h3\u003e\u003cp\u003eExperienced FPV builders selecting high-pitch seven-inch tri-blade propellers for an appropriately rated propulsion system, or replacing props with the correct rotation on a compatible build.\u003c\/p\u003e\u003ch3\u003eWhat's Included\u003c\/h3\u003e\u003cp\u003eTwo Gemfan Vortex 7x13x3 gray propellers in the selected rotation: either two CW or two CCW. Motors, aircraft and mounting hardware are not listed as included.\u003c\/p\u003e\u003ch3\u003eInstallation and Safety\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eDisconnect power before fitting or removing propellers.\u003c\/li\u003e\n\u003cli\u003eConfirm propeller rotation, motor direction and retaining-hardware fit.\u003c\/li\u003e\n\u003cli\u003eKeep people and loose items clear of the propeller arc.\u003c\/li\u003e\n\u003cli\u003eReplace cracked, bent, chipped or otherwise damaged props; do not rely on a durability claim after an impact.\u003c\/li\u003e\n\u003cli\u003eRemove propellers during electronic configuration and motor-direction testing.\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003eFor fit and package questions, contact sales@thedroneflight.com.\u003c\/p\u003e","brand":"Gemfan","offers":[{"title":"2CW","offer_id":63478532145292,"sku":"1005013458344452-2CW-No plug","price":9.67,"currency_code":"USD","in_stock":true},{"title":"2CCW","offer_id":63478532178060,"sku":"1005013458344452-2CCW-No plug","price":9.67,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0579\/2019\/2652\/files\/Sdfdac60257c7409cbb822b760dcdaa5bj.webp?v=1793566592","url":"https:\/\/thedroneflight.com\/products\/gemfan-vortex-7x13x3-tri-blade-propellers-2-pack","provider":"TheDroneFlight","version":"1.0","type":"link"}