fs240 fs260 gear box fs360c fs410c fs460c working head 28*9 41376400100

Original Equipment Manufacturer (OEM) Part Number (100% Direct Fit)

• 4137 640 0100 (Most commonly used, 4147 platform standard gearbox)
• 4147 640 0100 (New model with the same structural number)
• 4137 640 0101 (Lot Differences, Fully Universal)

Universal Model (Direct Installation without Modification)

• Hack Saw: FS240/240C/240R、FS260/260C/260R、FS360C、FS410C、FS460C-M、FS361C
• Shoulder type: FR410C, FR460TC
• FS460 (4147 Edition)

Critical Interface (Must Verify Before Purchase)

• Input: 9-tooth spline (inner splined), matches the drive shaft.
• Output: M10 Left-Hand Thread (Grass Cutting Head / Blade Interface)
• Aluminum tube connection: 28mm outer diameter clamped, with M5 fastening bolts
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