21″ MTD Push Mower Lawn Mower Blade

Description

Part # 742-521

1 Blade
21" Length 
13/16" Center Hole 
3/8" Outer Hole 
2 1/2" Center to Center 

Push Mower 

Replaces: 

• MTD 742-521
• MTD 742-0521
• MTD 742-0621
• MTD 942-0621