The 25mm MR33 aluminum ESC fan keeps your speedo running cool and adds a cool look to your ESC. The fan operates with a very high RPM in a full aluminum frame for maximum cooling and a long lifetime. The 25mm fan fits perfectly onto the Hobbywing ETS Stock Speed Controller. There are also some 30 and 40mm aluminum motor cooling fans available from MR33.
Available MR33 Aluminim ESC Fans:
MR33-ACF-25 MR33 Aluminum High Speed ESC Cooling Fan 25mm
MR33-ACF-30 MR33 Aluminum High Speed Cooling Fan 30mm
MR33-ACF-40 MR33 Aluminum High Speed Cooling Fan 40mm