The MTD 911-04082 Shaft-Tiller Tine transfers rotational power within compatible tiller drive systems to support proper tine operation. The shaft connects with the tiller transmission and rotates the tines for soil cultivation. It is designed for compatible MTD and Troy-Bilt tiller applications and replaces part numbers 1901972, 711-04082, and GW-1901972. This replacement shaft can be... https://www.wholetoolbox.com/mtd-911-04082-shaft-tiller-tine/911-04082.html