Hong Kong | Singapore | Malaysia



The Mastiff by Ransomes® is the premier sports surface and pitch heavy duty roller mower producing a distinctive 91cm pristine striped finish. The Mastiff converts to a highly manoeuvrable ride-on machine with various seating options and is powered by a 9hp petrol engine. It also has a huge capacity for collecting clippings and sets the benchmark for stadium mowers.

  • Widest width of cut for higher productivity
  • Better, more consistent cut - day in and day out
  • Optional trailing seat for operator comfort
  • Six and nine blade cylinders provide a choice of cut rates
  • Optional large self-emptying grass box



Centaur Asia Pacific is the distributor for Ransomes range of products in Hong Kong, Macau, and Singapore.

Updated on: 16 July 2020

Briggs & Stratton® Vanguard™ 185467 single cylinder, air cooled 4 stroke petrol
296 cc
Starting System
Electric/recoil, 12V system
6.5 kW @ 1800 rpm
Fuel Capacity
7.9 litres
Drive Clutch
Centrifugal Clutch
Traction and Cylinder Drive
Gearbox with forward and half speed reverse to heavy-duty roller
Rear Drive Roller
3-piece, ribbed cast iron, 254 mm diameter with machine cut gear differential and expanding shoe brake
Hand throttle, cylinder drive lever, operator presence control, engine on/off switch, parking brake
Adjustment to top handle
216 cm
Transport Width
112 cm
127 cm
Weight (inc. grass box)
350 kg
Cutting Cylinder
6-blade or optional 9-blade, 197 mm diameter
Width of Cut
91 cm
Height of Cut
13 mm to 35 mm
Height of Cut Adjustment
Dual locknut
Cylinder to Bottom Blade
Screw adjustment
Front Roll
Full width, smooth steel, 76 mm diameter
Grass Box
Moulded fibreglass, pivoting box
Cutting Rate
2500 sq m/h
Cutting Frequency
65 cuts/m or 100 cuts/m
Ground Pressure
0.65 kg/sq cm
87 dB (A)Leq (2000/14/EC)
9-blade cylinder, standard grass box, self-emptying grass box, steering seat c/w support frame, trailing seat on iron land rolls, side rolls (for use in place of front roll)