See: 6MIK

6MIK have introduced the new Optima universal cooling fan mount for E-buggy. 3D printed in France out of durable black polymer, the mount allows you to run a 30mm cooling fan on the side guard and blow directly onto the motor can and winding to keep the performance consistent. Featuring an adjustable height of +/- 4mm, the mount comes including an Optima 30mm Hi-Speed BB cooling fan in red or black color as well as 2 screws with the drilling gabarit for an easy assembly.