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Flailbot Original T4F continues to draw from the success of its predecessor, with the heritage of being the market leading diesel-powered slope mower.

The original Flailbot now uprated to 50hp, designed for challenging terrains with the powerful industrial Perkins diesel engine fitted as standard, providing the ultimate in power to weight performance in the remote controlled tracked tool carrier market.

Key Features

  • 3 Cylinder 50hp T4F Perkins engine
  • 29 litre (8 USG) fuel tank capacity
  • Closed circuit tandem piston pump with variable displacement
  • 150m (492′) working range
  • 55 degree max working angle

Product Specifications

Standard = Standard   Optional = Optional   Not Available = Not Available / Not Applicable

Model Original T4F (50hp)


Max Slope 55°
Transmission Hydrostatic
Speed 0-7 km/h
Weight 1400kg / 3,086 lbs


Brand / Make Perkins
Model 3 Cyclinders, Diesel
Engine Size 1.662 Litres / 101.42 in3
Power 36 kW / 49 Cv
Max Torque 166 Nm / 122 ft/lbs
Intake Turbocharged
Cooling Liquid
Air Filter Dry
Diesel Tank Capacity 29 Litres / 7.66 USG
Engine Oil Capacity 7 Litres / 2 USG

Electrical Circuit

Operating Voltage 12 Vcc
Alternator 85 Amp
Battery 44 Ah

Hydraulic System

Displacement Tandem piston pump with variable engine size and closed circuit
Displacement Capacity 104 Litres / 27 USG max @ 2750 rpm
Displacement Pressure 320 bar max
Services Gear Pump
Services Capacity 15 Litres / 4 USG max @ 2750 rpm
Services Pressure 200 Bar max
Tool Closed Circuit Piston Pump
Tool Capacity 77 Litres / 20 USG max @ 2700 rpm
Tool Pressure 320 Bar max
Oil Tank Capacity 50 Litres / 13 USG
Operating Oil Quantity 60 Litres / 16 USG


Brand Scanreco
Frequency 2.4 GHz
Range Signal 150m / 492′
Battery Rechargeable

Working Dimensions & Weights

Engine Size / Capacity: 50hp / 1.7 Litres / 103.7 in3
Flailibot with Oil and Fuel: 1360kg / 2,998lbs
1500 Flailhead: 225kg / 496lbs
Remote Control Distance up to: 150m / 492′
Working angle up to: 55°



  Metric Imperial
A 2850mm 112 ¼”
B 1250mm 49 ¼”
C 1570mm 61 ¾”
D 270mm 10 ¾”
E 240mm 9 ½”
F 770mm 30 ¾”
G 35° 35°
H 45° 45°

  Metric Imperial
J 230mm 9 ¼”
K 1310mm 51 ½”
L 250mm 10″
M 1810mm 71 ¼”

  Metric Imperial
N 1000mm 39 ½”
O 1450mm 57 ¼”
P 1665mm 65 ½”

Our range of Accessories for the Flailbot Original T4F

Forestry Head

Designed to cut thicker vegetation than the standard cutting head, with swinging hammers as standard and a fixed hammer rotor option.
Forestry Head

Front End Loader

Front end loader with parallel lift function as standard for ultimate bucket control. (NB. Bucket sold separately).
Front End Loader

Snow Blower

Hydraulic powered snow blower, fitted with a swivelling chute to blow snow, LH & RH and straight ahead.
Snow Blower

Stump Grinder

Powerful, yet compact designed stump grinder. For removal of tree stumps after cutting the tree down.
Stump Grinder


Powerful, yet compact designed stump grinder. For removal of tree stumps after cutting the tree down.


For cutting trenches in restricted areas, and on prestigious surfaces, cuts a small trench for pipes and cables to be laid.

Still need help or advice? Why not contact one of our team

    or call: +44 (0) 1789 773383 to speak to one of our team

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    Bomford Turner
    Station Road, Salford Priors, Nr Evesham,
    Worcestershire, WR11 8SW, UK
    Fax +44 (0) 1789 773383
    © 2023 Bomford Turner Ltd Bomford Turner Ltd. is a member of the Alamo Group Registered in England & Wales. Company No: 529499 Site designed by The Lines Group
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