Amazon.com: Crimson XC5500 4-8S 505KV MAD COMPONENTS Drone brushless Motor X Class Drone Racing for Drone X-Class FPV Multirotor RC DIY Hobby Quadcopter hexacopter : Toys & Games
Amazon.com: Polar XC5000 6S- 12S 345 KV MAD COMPONENTS brushless Motor fordrone brushless Motor for X-Class FPV Multirotor RC DIY Hobby Quadcopter hexacopter : Toys & Games
Amazon.com: iFlight Motor XING X4214 2-8S X Class FPV NextGen Motor for DIY Racing Drone Quadcopter (400KV, 1Pcs) : Toys & Games
XCLASS – MAD Components
BUILD LISTS – XCLASS Giant Drone Racing League
Fossils Stuff Thor X Class Racing Drone | Drone Major