With a maximum loading of 30kg & fastest slewing speed at 350x, oscillation frequency 200PPS, making NJP Temma-2 the highest accuracy EQ mount in its class. It uses a side loading plate to insure that as the mount is elevated and depressed for proper polar alignment, it moves in a straight line. The only commercial available mount that comes with this unique & useful feature. Manual slow motion control is an added feature of NJP