Lawn Mowers


Mountfield S421R HP 16″ Hand-Propelled Rear Roller Lawnmower

£369.00 £319.00

  • Mountfield RS100 100cc Engine
  • Steel 41cm (16”) Deck
  • 60 Litre Grass Collector
  • Height of Cut 25-80mm
  • Included Mulch Plug
  • 2 Years Domestic Warranty


The Mountfield S421R HP is a hand propelled, rear roller rotary mower, ideal for those classic lawn stripes.

The robust, powder coated steel chassis ensures this quality lawn mower will deliver a superb finish for many years. 

Powered by an easy start 100cc Mountfield RS 100 OHV 4-stroke engine.

5 heights of cut, ranging from 20mm to 70mm, selected using a single lever, ensures you can pick the most suitable height for the finish required. The 55 litre collector is easy to attach and has an indicator to show when it needs emptying.

A 41cm/16″ cutting width makes this mower suitable for Small sized lawns up to 20m x 20m.

Mountfield Green Thumb Offer

Technical Data

Engine BrandMountfield
Engine Type RS100 OHV
Engine Capacity 100cc
Net Power Output 1.55kW @ 2800rpm
Starting Method Recoil
Transmission N/A
Drive Hand Propelled
Cutting Width 41cm /16″
Cutting Heights 20-70mm (5 Positions)
Cutting Height Adjustments Single Lever
Roller Yes
Collecting Yes
Mulching No
Collector Canvas, Hard Top 55 litres
Chassis Steel
Fuel Tank Capacity 0.8 litre
Lawn Size 20m x 20m
Collapsible Handles Hand Wheel
Safety Features Operator Presence Control
Wheels Front 180mm Rear Roller 127mm
Warranty 5 Years (Terms & Conditions Apply)
Washing Link No
dB Rating 96
Weight 29kg


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