ST-120

Gearboxes – 540 RPM or 1,000 RPM Two spindle gearboxes, 250 HP, base mounted, 1:1.6 ratio. One divider box, 275 HP, base mounted. All gearboxes have malleable housings, forged alloy steel, carburized and hardened gears and shafts, tapered and ball bearings. 20 splined 1 3/4″ input shaft, 2 3/8″ output shaft on spindle boxes.

Drive Shafts – Shielded PTOs made from the finest quality propeller shaft materials and needle bearing universal joints. Category 5 80-degree constant velocity main drive shaft, Category 4 intermediate, and wing drive shafts.

Slip Clutch – Two heavy-duty clutches with spring type adjustment and four friction discs.

Blades – 1/2″ by 4″ material, alloy spring steel, airlift design. Free swinging when encountering obstructions. 8″ overlap for better cutting. Blade tip speed: 16,768 FPM.

Wheels – Five solid rubber tires standard. Independent shock absorbing system for all-wheel axles. Optional: aircraft tires or implement tires.

Dimensions – Cutting width: 10′. Cutting height: adjustable from 2″ to 15″. Overall width: 140″. Overall length: 167″. Transportation width: 80″. Cutting height for aircraft and implement tires: 2″ to 17″.

Transportation width: 88″. Cutting height for aircraft and implement tires: 2″ to 17″.

Weight – Without chains and tires: 4,260 lb.
Total weight: 4,980 lb.

Bush-Whacker Special Deck – Bush-Whacker Special Deck features a primary (bottom) deck of 7 gauge steel that is welded to heavy-duty channel structures. The smooth, easy-to-clean top deck is made of 12 gauge steel that protects the inner support frame. The combined deck thickness is .2921.

Hydraulic Adjustments – Hydraulic lift cylinders control raising and lowering of a flexible wing (winch assembly for manual wing lift is optional). Wing may be raised to 88 degrees above horizontal and lowered to 22 degrees below the horizontal cutting plane. Optional: rephasing level lift systems.

Other Standard Features Include – Replaceable center and full-length wing skid shoes, transport locking bars for each wing, heavy-duty tongue assembly with dual leveling rods, hydraulic hose holder, parking jack for easy hookup, and unhooking from a tractor.