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DENNIS Simplex

The Spirit™ 41 petrol rear roller lawnmowers utilise our revolutionary aluminium skeleton chassis with tough ABS polymer covers and underdeck providing strength, beauty and the capability to deliver perfect stripes on any lawn. Cutting width = 41cm



Description Contact us

Proven design built for total control.

Simple operating systems mean total control around flowerbeds and complex shaped lawns. The Simplex is available in both 51cm (20”) and 61cm (24”) cutting widths with either a 5 or 7 bladed cylinder and builds upon many of Dennis’ well proven design concepts.


  • Strong, modular construction with high capacity grassbox
  • Low vibration handlebar mounts
  • Easy height of cut adjustment with quadrant height indicators
  • Deflector plate to protect belt drive cover
  • Honda power – ultimate easy start long life engine with Q9 low noise, low vibration technology
  • Hi comfort handlebars
  • Aluminium rear roller is in 2 pieces with all steel differential for long life and easy turning
  • Optional 7 bladed cylinder for a finer cut
  • Good sight lines for accurate striped mowing
  • Slow uptake clutch system for smooth take off



510 610
Cutting Width

510mm (20")

610mm (24")


5 or 7 blade

Height of Cut

6mm - 30mm (1.1/4")

Cutter Performance

100 cuts/m (92 cuts/yd)

Dimensions L x W x H

1300 x 700 x 1000mm

1300 x 800 x 1000

Weight (inc Cyl)



Engine Petrol

Honda 4hp



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