FS22B - FELLING HEAD 44 Cutting Mechanisms Select group 44 Cutting Mechanisms John Deere: 4401 Blades & Delimbing Elements 4413 Miscellaneous, shields, cutting mechanisms 4440 Frames 4446 Structural Rotator Joint 4463 Lines, hoses and fittings 4465 Cylinders 4467 Motors 4474 Wire Harness and Switches 4478 Sensors