Model Dimension (L x W) Fit Motors Reduction Ratio Max. Allowable Torque
2GN 60mm x 60mm 6W 3~180 25kg-cm
3GN 70mm x 70mm 15W 3~180 50kg-cm
4GN 80mm x 80mm 25W 3~1,800 80kg-cm
5GN 90mm x 90mm 40/60W 3~1,800 100/150kg-cm
5GX 90mm x 90mm 90/120W 3~1,800 200/250kg-cm