Blade Adapter replaces Husqvarna 418373, 532418373.
Fits Craftsman models 917388961, 917387490, 917290810, 917378501, 917388128. Fits Husqvarna models 552CM, 6021P, LC153, 7021KP. Fits Poulan models PO550S, PO550SH, PXT22 and many more. Also used on some Partner, Jonsered and McCulloch machines.
