GM20-180SH is widely used in 1.Automatic window curtain, 2.Financial apparatus, 3.Electronic game machine. GM20-180SH1.Automatic window curtain, 2.Financial apparatus, 3.Electronic game machine.4.can match encoder5.Reduction Ratio: 1/13,1/29,1/67,1/154,l/3546.size:20.0*48.0*16.0 mm, 48 mm length mini gear motor7.We can send samples first,and the delivery time is 15-20 days. Typical ...