STIHL AutoCut 46-2 Mowing Head - 4003 710 2115

The STIHL AutoCut 46-2 functions as an automatic bump-feed trimmer head designed for reduced operator fatigue through self-advancing nylon line. Replacing unit 4003 710 2115 ensures precise maintenance cutting across dense vegetation without halting engine rotation.

Key Features

• Automatic Line Feed: Advanced center-poke mechanism extends trimmer line instantly upon contact with obstacles without manual tapping.
• Dual Strand Design: Supports two parallel lines of 2.0 mm (8/32 in) diameter to maintain balanced rotational torque.
• Quick Release Hub: Integrated locking ring simplifies assembly and disassembly during blade changes or servicing intervals.

Product Details

• Replacement Type: Trimmer cutting head
• Spare Part ID: 4003 710 2115
• Cutting Width: 46 cm effective sweeping diameter
• Feed Mechanism: High-sensitivity bump feed

Compatibility

• Designed for mounting on standard STIHL powerhead shafts equipped with thread protection caps.
• Compatible with FS series petrol brush cutters including FS 90 R, FS 91, FS 100, and FS 120 models.
• Requires verification of 1.71 gear ratio or direct-thread specification on older F-series engines.
• Does not support electric battery-powered E-series tools without an adapter coupling.