Blade 21"X 5/8"Mulcher Lower Blade Fits Walker by Rotary $16.31 Sold out 1 2 3 4 5 6 7 8 9 10+ Quantity Quantity Sold out PRODUCT INFORMATION Type Blade PRODUCT DESCRIPTION DESCRIPTION Requires (2) #6176 & (2) #6177 for 42" Cut Walker. Lower Mulching Blade. REPLACES OEM WALKER 5705-1, 5705-10 SPECS DIAMETER OF OUTSIDE HOLES 7/32" CENTER TO CENTER (OUTSIDE HOLES) 3" CUT DIRECTION RIGHT C. H. DIA 5/8" WIDTH 2-3/4" THICKNESS 0.1600" LENGTH 21"