You are purchasing three replacement blades for Dixon
---Specifications---
Length: 17"
Width: 2"
Center Hole: 5/8"
Thickness: .204"
Made in USA
---Fits Models---
5000 - 501 - 502 - 503
---Replaces---
539126276 - 539129741 - 9229
Please double check model, serial and part numbers to verify fitment prior to purchase. Thanks!