OEM Altoz Product 2900395
Fits: XR / XE / XE HD / XP 480
Specs: 17"L x 5/8" bore
OEM Altoz Product 2900396
Fits: XR / XE / XE HD / XP 540 / TRX 354
Specs: 19"L x 5/8" bore
OEM Altoz Product 2900397
Fits: XE / XE HD / XP 610
Specs: 21"L x 5/8" bore
OEM Altoz part 2900492
Fits: XC540 & XP-HD540
Heavy Duty Blade
19" - 15/16" Bore
OEM Altoz part 2900493
Fits: XC 610, XP 610HD
21" - 15/16" Bore
Original Altoz blade 2900494
Fits: XP 660 HD
22-1/2" - 15/16" Bore
OEM Altoz part 2900495
Fits: XC 720 & XP 720HD
24" - 15/16" Bore