STIHL Chain Quick Tensioning (B)
The STIHL chain quick tensioning system (B) makes it very easy to tension the chain. Just release the sprocket cover and turn the knob to set the optimum tension. No tools needed.
QuickStop Super Chain Brake (Q)
The additional braking system for extra safety. Users can trigger the chain brake directly at the rear handle. The chain stops in seconds whenever the user lets go of the rear handle and whenever there is sufficiently strong kickback or when the front hand guard is activated. This unique safety feature ensures even more user protection in all working positions.
The Ematic chain lubrication system ensures pinpoint lubrication of the saw chain links and guide bar rails. When used with STIHL OILOMATIC saw chain, it will provide maximum lubrication, longer wear and less oil consumption than conventional methods of chain lubrication. The Ematic system can reduce bar oil consumption up to 50%.