... mmBasic Structure: SECD housing / SECC end cap Application: Aeromodelling/Toy racing car/Remote control plane motorWeight: Approx. 33g Basic Structure of ... shaft diamond knurls, straight knurls, D-cut, stepped shaftShaft-mounted gears, essentric gears, belt pulleysStainless steel (SS304, SS420) shaftBall bearingCage-brush commutating ... ,Aeromodel plane DC motor FK-180H,dc motor for toy racing car