Product Description

Bush Whacker Heavy Duty Flex-Wing Brush Cutter | Model ST-120 | Width 120" inches | Horsepower 275 HP | For Tractors

DESCRIPTION

The Bush-Whacker ST-120 Flex-Wing Brush Cutter is one of the most rugged and efficient mowers available today. Known for its smooth-top design, 4-inch cutting capacity, and robust 250 HP gearbox, this brush cutter is perfect for agricultural, commercial, and heavy-duty applications. Engineered for reliability, it offers unmatched performance in tackling tough brush and rough terrains.

Key Features

• Powerful Gearboxes: Two spindle gearboxes (250 HP, 540 RPM or 1,000 RPM, 1:1.6 ratio). Divider gearbox (275 HP, base mounted). Built with malleable housings, forged alloy steel gears, carburized shafts, tapered and ball bearings for durability.
• Robust Drive Shafts: Shielded PTOs made from premium propeller shaft materials with needle bearing universal joints. Includes Series 8 Category 6 main shaft and Category 4 intermediate and wing drive shafts.
• Heavy-Duty Slip Clutch: Two clutches with spring-type adjustments and four friction discs.
• Durable Blades: 1/2" x 4" alloy spring steel blades with airlift design and 8-inch blade overlap for better cutting. Free-swinging feature protects against obstructions. Blade tip speed: 16,768 FPM.
• Hydraulic Adjustments: Hydraulic lift cylinders for raising and lowering flexible wings (manual wing lift option available). Wings can be raised to 88° above horizontal or lowered to 22° below cutting plane.
• Sturdy Deck Construction: Primary deck: 7-gauge steel welded to heavy-duty channel structures. Smooth, 12-gauge top deck protects internal support frame. Combined deck thickness: 0.2921".
• Heavy-Duty Tires: Standard solid rubber tires with independent shock-absorbing axles. Optional: 25" treaded laminate, used aircraft, or foam-filled aircraft tires for enhanced versatility.
• Replaceable skid shoes for prolonged durability.
• Transport locking bars for wings and heavy-duty tongue assembly with dual leveling rods.
• Hydraulic hose holder and parking jack for ease of use.
• Standard chains with optional double-row chain guards.

Detailed Specifications

Manuals & Documents

General Warranty Info:

• Ripping It Outdoors works closely with our manufacturers to supply and support your products warranty needs as best as possible!
• The majority of products come with a manufacturer represented warranty against manufacturing defects for at least a 12 month period after the date of sale. 
• Expendable components and "wear parts" including but not limited to blades, knives, teeth, oil, chain sprockets, skid shoes, knife mounting discs, and similar components are usually excluded from manufacturer warranties.
• Please reach out to us for any specific warranty information needed about products and parts you can’t find!

Videos

Shipping

General Shipping Info:

• Instantly calculate shipping quotes to the lower 48 states by 1. adding this product to your cart, 2. click continue to the checkout page and 3. enter your shipping address to check rates. Contact us for quotes for shipping to Hawaii, Alaska, Canada, Mexico and Internationally.
• Complimentary lift gate service on all freight shipments where it’s possible. We guarantee safe delivery!
• Low shipping rates for customers. We have negotiated the best possible rates for customers from our trusted carriers (ODFL, ESTES, UPS, and FedEx).
• Negotiate shipping rates if you think we can do better please reach out. Keep in mind some shipping rates also include assembly & configuration as well!