Features:  *Same center of aperture and platform for easy postioning.  *Shaft system is precisely made by bearing steel, high precision and load     capacity.  *precision worm and worm wheel drive, comfortable movement, small backlash,double direction rotation *Clearance elimination structure design for long time working. *Laser marking degree scale for reading and positioning. *42 stepper motor drive and RS232 interface for computer control. *Hand wheel for manual drive.

Specifications： model 7SRA160 Platform diameter(mm) 60 Transmission ratio 90：1 Repeatability(°) ＜0.01 motor 42 Stationary moment (Ncm) 40 Rating current (A) 1.7 Maximum speed (°/sec) 50 Resolution (8-subdivision) (°) 0.0025 Central hole diameter(mm) - Central load capacity (Kg) 30 weight(Kg) 1