The best heat sink made for GWS 20mm inrunner motors (GWBLM005 series, can be used on EDF motor or EPS-BL
GW/EHS-12 HEAT SINK For CN-12 Motor
GW/EHS-50 HEAT SINK For IPS,IPSD Motor
GW/EHS-50A HEAVY-DUTY HEAT SINK FOR �12 Motor
GW/EHS-100 HEAT SINK For EM100 Motor (GREEN)
GW/EHS-300 HEAT SINK For EM300,350,300H Motor (RED)
GW/EHS-400 HEAT SINK For EM400 Motor (BLUE )