Replacement Lawn Mower Blade Set For 60 in. When you need to replace your mower blades, use Swisher's 20.5 in.G6 commercial grade blade set. These blades will keep your yard looking great. Use with select Swisher's 60 in. 3-replacement 20186 finish-cut lawn mower blades. See owner's manual for assembly instructions. Center hole diameter 0.406 in. Z2460CPKA, Z21560CPHO, FC14560CPKA, FC14560BS, FC17560BS, FC18560BS, T13560, T14560, T17560 and T18560. The item "Swisher 20.5 in. Replacement Lawn Mower Blade Set For 60 in. Finish Cut 3 PACK" is in sale since Tuesday, February 19, 2019. This item is in the category "Home & Garden\Yard, Garden & Outdoor Living\Lawn Mowers\Lawn Mower Parts & Accessories". The seller is "*e-shop" and is located in Portland, Oregon. This item can be shipped to United States.