Brand Name: Arnold
*Sub Brand: PowerRake
*Fits Deck Size: 21 in.
*Blade Type: Dethatching
*Product Type: Mower Blade
*Use with Mower Type: Walk-Behind Mowers
*Number in Package: 1 pk
*Model Compatibility: Universal
*Replacement line - Ace no. 7214281
*3/8 inch, 7/16 inch and 5/8 inch universal center hole