1. With a good performance of thermal spreading. 2. ... light and rustless and loDescription of aluminium motor shell1. With a good performance of thermal spreading.2. Optimum ... Series, 60 Series, 70 Series, 80 Series, 90 Series, 100 Series, 110 Series etc.ColorsWhite, black, bronze, blue, green ... supplier. T5 6063 series Aluminum Motor Shell with super quality, no-cut inside, several natioan patent