PERPETUAL bedKnives are manufactured from Razor Tool Steel and hardened to Rockwell C 54–55. Under normal operating conditions, they can remain in service for approximately 4 to 5.5 months without requiring replacement.
Fits John Deere 220 E-Cut/220/220A/220B/220C/220SL/2243/2400/2500/2500A/2500B/2500E/2550 E-Cut/2700 E-Cut/2700/2750E-Cut/3215B/3225B/3235B/3235C/6500A/7500 E-Cut/7500/7500A/8500 E-Cut/85
