Specification Label : MountRuby Manufacturer : MountRuby MaterialType : Other PartNumber : TM2-Mou-AL138-RC2-1057 ProductGroup : Home Improvement ProductTypeName : HEAT_SINK Publisher : MountRuby SmallImage_Height : 75 SmallImage_URL : https://m.media-amazon.com/images/I/41KZpgFy18L._SL75_.jpg SmallImage_Width : 75 Studio : MountRuby Title : Replacement Part For Blue RC Parts Electric Car Motor Heatsink Cover + Cooling Fan For 1:10 RC Car 540 550 3650 Size Motor Heat Sink 36mm