gear motor:GMP56-62107 is widely used in 1.Steel Rolling Door 2.Automatic Ceiling gear motor:GMP56-62107 is widely used in1.Steel Rolling Door 2.Automatic Ceiling3.size:164.0*62.0 mm,62 mm length micro planetary motor4.Reduction Ratio:1/3.6,1/4.25,1/12.96, 1/18,1/46.66,1/55,1/65.03,1/77,1/167.96, 1/198,1/234,1/276,1/3265.We can offer samples first,and the delivery time is 15-20 days. RANGE