Description Replaces OEM Parts Related Products Disc Blade 18 x 3/16" ( 5.0mm ) Notched Edge / Axle Size 1-1/8" Square, Replaces #183603N, 602-497, 497, N 497, BC183603 16'' Notched Disc Blade MSRP: Now: $36.69 Add to Cart The item has been added 18" X 3.5MM, 9GA, Notched Disc Blade MSRP: Now: $44.19 Add to Cart The item has been added 18" X 9 Gauge Notched Disc Blade MSRP: Now: $44.19 Add to Cart The item has been added 18 x 1/4" Notch Disc Blade, Speedtiller MSRP: Now: $45.99 Add to Cart The item has been added 18" X 9 Gauge Notched Disc Blade, 39918141 MSRP: Now: $44.19 Add to Cart The item has been added Machine Make Model Disc