MTD 720-0170 Threaded Three Arm Knob

720-0170 Threaded Three Arm Knob Part Details: All Known Replacement/Substituted Part Numbers for 720-01701643057, 1643-057, 42391, 6810048, 681-0048, 7200170P, 720-0170P, 7220108, 722-0108, 7220120, 722-0120, 9200170, 920-0170 Models That Use Part Number 720-0170 ACE645 241-645-033, 75869 Craftsman099 247.780890 199 247.780890 483 247-483A099, 247.775850 485 247-485B099, 247.775860 485 247-485C099, 247.775860 640 247.797840, 240-640-099 641 242A641-099, 247.799831 642 244-642D099, 247.795940 642 245-642D099, 247.795940 643 245-643C099, 247.795850 643 246-643C099, 247.795850 645 241-645-099, 247.797851 645 242-645-099, 247.797852 645 242A645-099, 247.797853 645 243-645A099, 247.799890 645 243-645A099, 247.799891 645 243-645A099, 247.799892 645 243-645C099, 247.797853 645 243-645C099, 247.797854 645 243-645C099, 247.797855 645 247.797850, 240-645-099 645 247.797890, 240-645-099 647 243-647C099, 247.795950 647 244-647C099, 247.795950 647 245-647C099, 247.795950 648 242-648-099, 247.780