Trigger Unit for Stihl MS661 C-M, MS661 C-MW Chainsaws HT 135 Works with all STIHL AP

Works with all STIHL AP batteries (AP 300 S recommended

cutting or working in challenging positions

while the standard version suits milder-weather forestry work

The heavy-duty hauling handle is built to withstand significant loads

The ISC Rope Wrench is designed to support smooth movement on single rope systems

Trigger Unit for Stihl MS661 C-M, MS661 C-MW Chainsaws HT 135 Works with all STIHL APThe trigger unit controls throttle and safety interlock functions on your chainsaw. A faulty trigger unit can cause unreliable throttle response or safety lockout issues. This genuine STIHL replacement restores full, safe control. Suitable for the Following Applications: MS661 C M, MS661 C MW