... Omron, Lenze )1. PG60 sereis,L1 , GEAR RATIO :3,4,5,7,10L2 : GEAR RATIO:9,12,15,16,20,21 ... 50,70,1003. PG120 SEREIS AdvantagesCompact and ligher Integral gear ratioSH backlash: winthin 3 min-arc,FH backlah: winthin ... 6 min-arc.Suitable for combination with any kind of servo and stepping motorTotal enclosed designLubricant ... torque and low intertiaMin Order1Ship Date7 DAYS VGM gear box