Arrma ARAC7009 Motor Heatsink 4x4 BLX 3S, AR310883** Replacement Part The LokPilot 5 micro DCC MA35599 The LokPilot 5 micro DCC is a "pure bred" DCC decoder VIII with this Tamiya 1 32 scale static plastic aircraft model kit This is the Arrma ARAC7009 Motor Heatsink 4x4 BLX 3S FeaturesPrecisely manufactured for an excellent fit – Black anodized finish with etched ARRMA logo for cool looks – Constructed from high quality light weight aluminum – Multi fin design increases surface area for efficient heat transfer – Flat area allows the mounting of aftermarket fans for additional cooling Specifically designed for the ARRMA 4X4Includes1 x Motor Heatsink