Boom Mower
Boom Mowers
Bush Hog® Extend your reach and productivity!
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.)
Features
Construction Features
- RMB models offer optional accessories such as a lift float kit and skid kit on certain models.
Product Features
FLAT HEAD Attachment ( Fitting the RMB1445 / RMB1660 / RMB1865 Boom Mowers) See Specifications for more details.
CUTTER BAR Attachment ( Fitting the RMB1445 / RMB1660 / RMB1865 Boom Mowers) See Specifications for more details.
ROTARY HEAD Attachment ( Fitting the RMB1445 / RMB1660 / RMB1865 Boom Mowers) See Specifications for more details.
PT5-2 POWERTRIM 3/4” Cutting Capacity 59” Cutting Width (All booms equipped with hydraulic or mechanical breakaway.)
RMB1445-1, RMB1660-1, RMB1865-1 (RMB models to be used on tractors equipped with cabs only.)
All RMB models offer self contained, fully independent hydraulic systems with twin pumps for optimum cutting performance
The unique PT5 is powered by the tractor’s hydraulic system, requiring only 3.7 gal/min. flow to operate the unit. A Flow Control Valve Kit comes standard on current models to divert excess hydraulic flow back to the tractor. The PT5 fits tractors as small as 15 HP. Its unique “swing over” design enables the unit to workon either side of the tractor. The PT5 is equipped with a swing arm, sickle bar head to meet the pruning needs of horticulturists and landscapers alike.
Specifications
| BOOM MOWERS: | RMB1445-1 | RMB1660-1 | RMB1865-1 | PT5 Powertrim-2 |
|---|---|---|---|---|
| Tractor Engine HP / Weight (Min.) | See Head Selection Chart Below; Varies Based on Head Choice | |||
| Tractor PTO | 540 | 540 | 540 | NA |
| Machine Weight w/Flail* | 1220-lbs. | 2403-lbs. | 2470-lbs. | 397-lbs. |
| Hydraulic System | Totally Independent | Totally Independent | Totally Independent | Open Center Hydraulics System Only. Tractor Remote Outlet. 3.7 – 5.6 GPM Flow Range Flow Control Valve Kit Comes Standard on Current Models |
| Attachment Method | Cat. I/II, 3 Pt. Mount | Cat. II, 3 Pt. Mount | Cat. II, 3 Pt.Mount | Cat. I, 3 Pt. Mount |
| Controls | Cable Controlled Quick Detach (QD) | Cable Controlled Quick Detach (QD) | Cable Controlled (QD) /XTC Electronic Controls | Cable Controlled |
| Max Reach, Horizontal (A) | 14-feet 1-inch | 16-feet 5-inches | 18-feet 1-inch | 12-feet 4-inches |
| Max Reach, Vertical (B) | 13-feet 2-inches | 14-feet 6-inches | 16-feet 1-inch | 7-feet 2-inches |
| Max Height, Horizontal (C) | 13-feet 5-inches | 15-feet 9-inches | 17-feet 5-inches | 10-feet 6-inches |
| Max Height, Vertical (D) | 13-feet 9-inches | 20-feet 8-inches | 22-feet 4-inches | 16-feet 3-inches |
| Max Depth, 45° (E) | 5-feet 4-inches | 7-feet 3-inches | 8-feet 2-inches | 4-feet 6-inches |
| FLAIL HEAD: | RMB1445-1 | RMB1660-1 | RMB1865-1 |
|---|---|---|---|
| Tractor Engine HP/Weight (Min.) | 45 HP/4410-lbs. | 60 HP/6614-lbs. | 65 HP/7716-lbs. |
| Rotor / Knife Type | Super Cut/Universal | Super Cut / F91 Competition knives or Multi-Cut / Competition | |
| Typical Application | Grass, Light Brush | Hedge Cutting, Grass | Hedge Cutting, Grass |
| Cutting Capacity | 1-inch Diameter | 1 1/2-inch Diameter | 2-inches Diameter |
| Cutting Width | 39-inches | 47-inches | 47-inches |
| CUTTER BAR: | RMB1445-1 | RMB1660-1 | RMB1865-1 |
|---|---|---|---|
| Tractor Engine HP/Weight (Min.) | 45 HP/4410-lbs. | 60 HP/6614-lbs. | 65 HP/7716-lbs. |
| Cutter Type | Sickle Bar | Sickle Bar | Sickle Bar |
| Cutting Capacity Diameter | 1 1/4-inch Diameter | 1 1/4-inch Diameter | 1 1/4-inch Diameter |
| Cutting Width | 59-inch | 59-inch | 59-inch |
| ROTARY HEAD | RMB1445-1 | RMB1660-1 | RMB1865-1 |
|---|---|---|---|
| Tractor Engine HP/Weight (Min.) | Not Available for use on RMB1445 | 85 HP/7614-lbs. | 85 HP/8716-lbs. |
| Typical Application | N/A | Grass/Brush | Grass/Brush |
| Cutting Capacity | N/A | 4-inches Diameter | 4-inches Diameter |
| Cutting Width | N/A | 60-inches | 60-inches |
| * For Rotary Head, protective screen material must be installed. | |||
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