STIHL's top selling HS 45 hedge trimmer just got even better

Stopping System: Ignition exciter coil circuit open

Uses unleaded fuel so you'll never have to mix oil and fuel again

Fits X400/X500 HDGT

Easily exchangeable

STIHL - MS 391 FarmBoss Chainsaw (50cm) Fuel-Type_Manual STIHL's top selling HS 45STIHL MS 391 FarmBoss Chainsaw (50cm) Convenient, high torque chain saw for improved performance and user comfort when harvesting wood and sawing firewood. Extremely high torque over a wide range of speeds. Up to 20% less fuel consumption and up to 50 % reduction in emissions compared with a STIHL 2 stroke engine of the same power output without 2 MIX technology. With controlled delivery oil pump. Specifications Displacment cc: 64. 1 Power output kW