Bush-Whacker - Model HD-121P - Heavy Duty Rotary Cutter
From Dual Spindle Brush Cutters
Bush-Whacker mowers are increasing in demand for agricultural, commercial, and other applications where a heavy-duty, rugged mower is needed. Bush-Whackers are available in a range of sizes to fit your needs -from the five-foot model all the way to the 20-foot model.
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Specification
GEARBOXES ?540(Standard)OR 1,000(Optional)
- 250 HP main or transfer box
- 1 3/4″ 20 splined input and output shafts
- 120 HP outboard boxes
- 1 3/4″ 20 splined input shaft and 2″ output shaft
- Gearboxes have forged alloy steel malleable housings, carburized and hardened gears and shafts, tapered and ball bearings.
SLIPCLUTCH
- Heavy-duty clutch
- Spring type adjustment
- Four friction discs on the main shaft
- Outboard protection by means of shock-absorbing rubber elements connected to splined yokes which form a coupler.
BLADES
- 1/2″ x 4″ material
- Alloy spring steel
- Airlift design
- Free-swinging when encountering obstructions
- 8inch overlap
- Blade tip speed: 15,775 fpm
WHEELS
- Two solid rubber tires standard
- Independent shock absorbing system for rear suspension
- Optional: aircraft tires or implement tires, dual axle arms (4 tires total).
BUSH-WHACKER SPECIAL DECK
- 10 gauge skin
- 1/4″ sides
- 1/2″ and 3/8″ underframe
- Heavy duty T-frame design with one-piece electric welded frame
HYDRAULIC ADJUSTMENTS
- Hydraulic cylinder controls cutting and traveling height adjustments for pull and semi-mount models.
DIMENSIONS
- Cutting width: 122″
- Cutting height: 1 1/2″ to 15″
- Overall width: 132″
- Overall length: 125″
- Transportation width: 131″
- Cutting height for optional aircraft and implement tires: 1 1/2″ to 18″
WEIGHT
- 2,760 lbs. (Pull)
CHAIN GUARDS FRONT & REAR
- Standard
OTHER STANDARD FEATURES
- Replaceable skid shoes
- Quick-release guards for easy inspection and maintenance
- For pull model
- Heavy-duty tongue assembly
- Dual leveling rods
- Hydraulic hose holder
- Jack for easy hookup and unhooking from tractor
The Difference
- 10 Gauge Deck
- Structural frame of mower is 1/2″ and 3/8″ steel T-frame with 1/4″ side skirts.
- Gearboxes are mounted to 1/2″ plates that are welded to the 1/2″ frame rails.
- 4-bolt mounting on gearboxes
- Heads are tack-welded to the bottom of the deck so one person can tighten the nuts or change the gearbox.
- Blades are 1/2″ by 4″ instead of traditional 1/2″ by 3 1/2″.
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