five acrmin high Precision Helical gear planetary reducer gearbox ratio 1 level 3:1 to 10:1 for 130mm body AC servo motor enter shaft 22mmNote:we personalized the enter flange for TM090 gearbox to compare the 130mm frame AC servo motor when 1 stage ratios . The price is far better than TM115 .If you have question at the enter size, please write me.The matched motor's length as following:PLEASE READ THE FOLLOWING NOTICE BEFORE ORDER:1st:Reduction RatioThe reduction ratio of the planetary reducer you ordered is:1 stage.Please write which ratio you need after order. 1 level including:3:1,4:1,5:1,7:1,8:1,10:1If you need different reduction ratios,please inquiry .2nd:Input SizeWe will ship the planetary reducer because the standard measurement as follows:FrameShaft diameter of motorRabbetdiagonal Screw hole distance130mm22mm110mm145mmIf any query at the dimension of the planetary reducer, please write me the size drawing of your motor. We provide customize provider on your motor and might help you desire the suitable planetary reducer to your motor.3rd:ParametersWe can supply larger precision edition reminiscent of backlash 3 arc-min( P1 grade), 1 arc-min (P0 grade);If you've got inquiry to customize the precision ,input and output dimensions, discount ratio please write meHere is the parameters of the planetary reducer: