Predator 20-1/2" Mulching Blade (Set of 3) - B1PD1063,3 Predator blades offer superior mulching capabilities over traditional mulching blades. The airflow tooth design increases blade strength while producing more airflow for smaller clippings. Predator blades have all the same benefits as XHT (Xtreme Hardness & Toughness) blades. (3) blades for 60" cut. Center Hole 29/32" Length 20-1/2" Thickness .197 Type Toothed Width 3" Crossed From: AM100538 JOHN DEERE EPC045882 JOHN DEERE M141785 JOHN DEERE M74175 JOHN DEERE M87622 JOHN DEERE 1413-7004 A & I MEGA-CROSS 14137004 A & I MEGA-CROSS 330-357 STENS 330-385 STENS 330357 STENS 330385 STENS 50391 LESCO 6253 ROTARY 90-734 OREGON 90734 OREGON 91-394 OREGON 91394 OREGON 96-734 OREGON 96734 OREGON A physical address must be provided, NO P.O. BOXES. Thanks for looking!