Replacement part number: 781--0637 40-009 490-105-M
Compatible with Fits the Following Models: Troy-Bilt TB554 TEB515
Product features: Heat treated for maximum durability and life,Resists bending, breaking, and fracturing
Product size: Blade Width 9", Blade Thickness 0.09", Blade Length 9", Center Hole Size 5/8" Blade Edger Type NS, Blade Edger Design RE3T
Consult owners manual for proper part number identification and proper installation and refer to list for compatibility