The ultimate in versatility, Bush Hog’s rugged, tractor-mounted boom mowers are designed to trim trees, brush or hedges and mow behind guardrails, over fences, down embankments and around ponds. With four models reaching 11 to 18-feet from the tractor centerline, there’s almost no limit to what you can accomplish. They’re easy to operate and built to provide years of dependable service. 

NOTE: (RMB models to be used on tractors equipped with cabs only, and for rotary mower heads, protective screen material must be installed.)

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RMB1865-1 Features & Benefits

Construction Features

  • All RMB Boom Mowers are equipped with hydraulic or mechanical breakaways.
  • RMB models offered with optional accessories such as a lift float kit and skid kit on certain models.

 

Product Features

  • FLAIL HEAD
    Attachment for RMB series
    1-2″ Cutting Capacity
    39-47″ Cutting Width
  • ROTARY HEAD
    Attachment for RMB series
    4″ Cutting Capacity
    60″ Cutting Width

  • CUTTER BAR
    Attachment for RMB series
    1-1/4″ Cutting Capacity
    59″ Cutting Width
  • POWERTRIM PT5:
    3/4”Cutting Capacity
    59” Cutting Width

  • All RMB models offer self contained, fully independent hydraulic systems with twin pumps for optimum cutting performance.
    The PT5 is powered by the tractor’s hydraulic system requiring only 3.7 gal/min flow to operate the unit.
  • Maximum Horizontal Reach(A) from 11’5″ to 18’1″
    Maximum Vertical Reach(D) from 10’2″ to 22″4″

RMB1865-1 Specs & Compare

SPECIFICATIONS

BOOM MOWERSRMB1865-1
TRACTOR ENGINE HP / WEIGHT (MIN.)SEE HEAD SELECTION CHART BELOW; VARIES BASED ON HEAD CHOICE
TRACTOR PTO540
MACHINE WEIGHT W/FLAIL*2470-LBS.
HYDRAULIC SYSTEMTOTALLY INDEPENDENT (SELF-CONTAINED HYDRAULIC SYSTEM, PUMP POWERED BY TRACTOR PTO)
ATTACHMENT METHODCAT. I/II, 3 PT. MOUNT
CONTROLSCABLE CONTROLLED QUICK DETACH (QD)/ELECTRONIC CONTROLS (XTC)
MAX REACH, HORIZONTAL (A)18-FEET 1-INCH
MAX REACH, HORIZONTAL (B)16-FEET 1-INCH
MAX HEIGHT, HORIZONTAL (C)17-FEET 5-INCHES
MAX HEIGHT, VERTICAL (D)22-FEET 4-INCHES
MAX DEPTH, 45° (E)8-FEET 2-INCHES

 

HEAD SELECTION CHART

FLAIL HEADRMB1865-1
TRACTOR ENGINE HP / WEIGHT (MIN.)85 HP/9920-LBS.
ROTOR / KNIFE TYPESUPER CUT / F91 COMPETITION KNIVES OR MULTI-CUT / COMPETITION
TYPICAL APPLICATIONHEDGE CUTTING, GRASS
CUTTING CAPACITY2-INCHES DIAMETER
CUTTING WIDTH47-INCHES

 

ROTARY HEADRMB1865-1
TRACTOR ENGINE HP/WEIGHT (MIN.)85 HP/9920-LBS.
TYPICAL APPLICATIONGRASS/BRUSH
CUTTING CAPACITY4-INCHES DIAMETER
CUTTING WIDTH60-INCHES
* FOR ROTARY HEAD, PROTECTIVE SCREEN MATERIAL MUST BE INSTALLED. 

 

CUTTER BARRMB1865-1
TRACTOR ENGINE HP/WEIGHT (MIN.)85 HP/9920-LBS.
CUTTER TYPESICKLE BAR
CUTTING CAPACITY DIAMETER1 1/4-INCH DIAMETER
CUTTING WIDTH59-INCH