MS 500i-W, MS 500i Control Unit FSA130R Both are hand sickles but

Both are hand sickles but with different blade profiles for different techniques

It features passive cooling and an LED status indicator to clearly show when the battery is charging or fully charged

STIHL HTA 50 Lightweight Guide Bar: For Easier Pruning and Thin Wood Harvesting

it's designed to be electrically insulated and safe for helmet-mounted attachment

MS 500i-W, MS 500i Control Unit FSA130R Both are hand sickles butThe control unit manages ignition timing and engine functions on your chainsaw. A faulty control unit can cause poor running, hard starting or intermittent power loss. This genuine STIHL replacement (OEM No. 1147 400 4712) restores full, reliable control. Fits Models: MS 500i W, MS 500i