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An offset flail mower has become the standard tool for anyone cutting grass where a normal mower cannot go — roadsides, ditch banks, embankments, and the edges of hedgerows. As councils, contractors and farms tighten their maintenance budgets, more buyers are shopping for a machine that covers all of those jobs in one pass rather than owning a separate mower for each.

The Earber ST series is built for exactly that brief. It is an offset flail mower available in four working widths from 160cm to 220cm, with 135 degrees of lateral head movement and a hydraulic breakaway system designed to protect the machine when it strikes an obstacle.

Why Offset Design Matters More Than Width

Buyers often start by comparing working widths. That is the wrong first question. What determines how useful an offset flail mower is on real ground is how far and how high the cutting head can be moved.

The Earber ST head travels through 135 degrees — 90 degrees upward and 45 degrees below horizontal. In practice, that range lets the operator:

●Reach over a ditch to cut the far bank without driving into it

●Tilt the head to follow a steep embankment at a consistent cutting height

●Trim the face of a hedge or the edge of a road verge from a safe road position

A wider machine with a narrow movement range will still leave uncut ground on slopes and banks. Width sets productivity; movement range sets access.

Built to Survive Contact

Verge and roadside mowing is unforgiving work. Stones, discarded metal, tree stumps and hidden debris are routine, and a machine that cannot absorb a strike will not last a season.

The Earber ST addresses this in three ways:

●Breakaway protection— the head swings clear when it hits an obstruction, absorbing the impact instead of transferring it into the frame.

●Double skin body— a two-layer construction that resists dents and deformation in the areas that take the most abuse.

●Welded shredding knives— blades that are welded rather than bolted, delivering a fine, even mulch and reducing the number of consumable parts to replace.

An adjustable rear hood lets the operator control how long the cut material stays in the chamber, which determines the fineness of the finish and how quickly the shredding mulch breaks down on the ground.

Matching the Machine to the Tractor

One of the most common buying mistakes is pairing a flail mower with a tractor that is either too small to run it or too large to justify it. The Earber ST range is split across two power bands for this reason.

Shared specifications across both models:

The 40–100hp band on the ST160 and ST180 makes these models suitable for compact and mid-size

tractors — a common fit for contractors running a mixed fleet. The ST200 and ST220 step up to 80–120hp

for higher-volume work where a wider cut pays for itself over a long season.

Key Specifications at a Glance

Where the Earber ST Earns Its Keep

The design brief behind the series is general mowing with a focus on hard-to-reach ground. Four applications come up repeatedly in the field:

●Roadside verges— cutting the strip between the road and the boundary, where an offset head keeps the tractor on the carriageway and the cutting head over the verge.

●Ditch banks— reaching down into the channel and back up the far side without a second pass.

●Slopes and embankments— following the gradient at a controlled height rather than scalping the crown or leaving the toe uncut.

●Hedge and edge trimming— using the upward travel of the head to shape the face and top line of a boundary.

For contractors bidding on public maintenance work, the combination of a wide cut, a wide movement range and strike protection is what keeps machines in service and jobs on schedule.

Frequently Asked Questions

Below are the questions buyers ask most often when selecting from the Earber ST range. The answers are drawn from published specifications.