Stihl FS Series Straight Shaft String Trimmer — 16 1/2in. Cutting Width, 28.4cc, 1.27 HP, Model# FS 91

Product Summary

This professional STIHL® FS Series Straight Shaft String Trimmer features a fuel-efficient engine, auto line feed, and a host of other features that meet the demanding trimming needs of a landscaper.
This item may be purchased at select Northern Tool stores. Not available for online order at NorthernTool.com.

What’s Included

• (1) String trimmer

Features + Benefits

• Simplified 3-step start procedure with built-in pushbutton stop switch that automatically returns to the trimmer to the “start” setting
• AutoCut® tap and go cutting head automatically feeds out new line with just a tap on the ground
• Superior air filter system keeps engine clean and running smooth
• Durable cable drive shaft is built to last
• High-strength forged connecting rod for long life
• Smooth, long-lasting 4-bearing gearbox
• Shoulder strap carrying system with support strap helps evenly distribute equipment weight for increased operating comfort and maneuverability
• Adjustable front handle for maximum operating comfort
• Fully-lined drive shaft provides smooth operation and less vibration
• Lightweight, high-tech polymer housing withstands hard impacts and is corrosion resistant
• Protected choke lever/knob helps prevent accidental damage

• Easy access multi-function control handle has start/run/stop controls located right on the handle for comfort and easy task completion without having to remove hands from the handle
• Throttle Trigger interlock system helps prevent accidental activation
• Easy access air filter cover for fast and easy filter cleaning or replacement
• Protected/enclosed control cables eliminate dangling and loose wires
• Heavy-duty steel-on-steel centrifugal clutch is designed to reduce slippage
• Easy-to-change spark plug is protected from the elements
• Spark arrestor muffler features large baffles to reduce noise level and a screen helps reduce the emission of sparks
• Upright, translucent fuel tank for quick, one-glance fuel level checks
• Purge pump primer delivers fuel directly to the carburetor to help promote quicker starts
• Reduced emission engine technology produces zero or low exhaust emissions that are cleaner than EPA and/or CARB exhaust emission standards
• Loop handle design for easier trimming between bushes, shrubs and other areas where space is limited

Key Specs